20286296940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{40829}}^1$

素因数の和:40881

約数の個数: 216

約数和(自身を含む): 71550818640

約数和(自身を除く): 51264521700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 169, 182, 195, 196, 210, 245, 260, 273, 294, 338, 364, 390, 420, 455, 490, 507, 546, 588, 637, 676, 735, 780, 845, 910, 980, 1014, 1092, 1183, 1274, 1365, 1470, 1690, 1820, 1911, 2028, 2366, 2535, 2548, 2730, 2940, 3185, 3380, 3549, 3822, 4732, 5070, 5460, 5915, 6370, 7098, 7644, 8281, 9555, 10140, 11830, 12740, 14196, 16562, 17745, 19110, 23660, 24843, 33124, 35490, 38220, 40829, 41405, 49686, 70980, 81658, 82810, 99372, 122487, 124215, 163316, 165620, 204145, 244974, 248430, 285803, 408290, 489948, 496860, 530777, 571606, 612435, 816580, 857409, 1061554, 1143212, 1224870, 1429015, 1592331, 1714818, 2000621, 2123108, 2449740, 2653885, 2858030, 3184662, 3429636, 3715439, 4001242, 4287045, 5307770, 5716060, 6001863, 6369324, 6900101, 7430878, 7961655, 8002484, 8574090, 10003105, 10615540, 11146317, 12003726, 13800202, 14861756, 15923310, 17148180, 18577195, 20006210, 20700303, 22292634, 24007452, 26008073, 27600404, 30009315, 31846620, 34500505, 37154390, 40012420, 41400606, 44585268, 48300707, 52016146, 55731585, 60018630, 69001010, 74308780, 78024219, 82801212, 96601414, 103501515, 104032292, 111463170, 120037260, 130040365, 138002020, 144902121, 156048438, 193202828, 207003030, 222926340, 241503535, 260080730, 289804242, 312096876, 338104949, 390121095, 414006060, 483007070, 520161460, 579608484, 676209898, 724510605, 780242190, 966014140, 1014314847, 1352419796, 1449021210, 1560484380, 1690524745, 2028629694, 2898042420, 3381049490, 4057259388, 5071574235, 6762098980, 10143148470, 20286296940]

約数ペア:

[(1, 20286296940), (2, 10143148470), (3, 6762098980), (4, 5071574235), (5, 4057259388), (6, 3381049490), (7, 2898042420), (10, 2028629694), (12, 1690524745), (13, 1560484380), (14, 1449021210), (15, 1352419796), (20, 1014314847), (21, 966014140), (26, 780242190), (28, 724510605), (30, 676209898), (35, 579608484), (39, 520161460), (42, 483007070), (49, 414006060), (52, 390121095), (60, 338104949), (65, 312096876), (70, 289804242), (78, 260080730), (84, 241503535), (91, 222926340), (98, 207003030), (105, 193202828), (130, 156048438), (140, 144902121), (147, 138002020), (156, 130040365), (169, 120037260), (182, 111463170), (195, 104032292), (196, 103501515), (210, 96601414), (245, 82801212), (260, 78024219), (273, 74308780), (294, 69001010), (338, 60018630), (364, 55731585), (390, 52016146), (420, 48300707), (455, 44585268), (490, 41400606), (507, 40012420), (546, 37154390), (588, 34500505), (637, 31846620), (676, 30009315), (735, 27600404), (780, 26008073), (845, 24007452), (910, 22292634), (980, 20700303), (1014, 20006210), (1092, 18577195), (1183, 17148180), (1274, 15923310), (1365, 14861756), (1470, 13800202), (1690, 12003726), (1820, 11146317), (1911, 10615540), (2028, 10003105), (2366, 8574090), (2535, 8002484), (2548, 7961655), (2730, 7430878), (2940, 6900101), (3185, 6369324), (3380, 6001863), (3549, 5716060), (3822, 5307770), (4732, 4287045), (5070, 4001242), (5460, 3715439), (5915, 3429636), (6370, 3184662), (7098, 2858030), (7644, 2653885), (8281, 2449740), (9555, 2123108), (10140, 2000621), (11830, 1714818), (12740, 1592331), (14196, 1429015), (16562, 1224870), (17745, 1143212), (19110, 1061554), (23660, 857409), (24843, 816580), (33124, 612435), (35490, 571606), (38220, 530777), (40829, 496860), (41405, 489948), (49686, 408290), (70980, 285803), (81658, 248430), (82810, 244974), (99372, 204145), (122487, 165620), (124215, 163316)]