20063820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:140

約数の個数: 192

約数和(自身を含む): 70189056

約数和(自身を除く): 50125236

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 31, 35, 42, 46, 60, 62, 67, 69, 70, 84, 92, 93, 105, 115, 124, 134, 138, 140, 155, 161, 186, 201, 210, 217, 230, 268, 276, 310, 322, 335, 345, 372, 402, 420, 434, 460, 465, 469, 483, 620, 644, 651, 670, 690, 713, 804, 805, 868, 930, 938, 966, 1005, 1085, 1302, 1340, 1380, 1407, 1426, 1541, 1610, 1860, 1876, 1932, 2010, 2077, 2139, 2170, 2345, 2415, 2604, 2814, 2852, 3082, 3220, 3255, 3565, 4020, 4154, 4278, 4340, 4623, 4690, 4830, 4991, 5628, 6164, 6231, 6510, 7035, 7130, 7705, 8308, 8556, 9246, 9380, 9660, 9982, 10385, 10695, 10787, 12462, 13020, 14070, 14260, 14539, 14973, 15410, 18492, 19964, 20770, 21390, 21574, 23115, 24924, 24955, 28140, 29078, 29946, 30820, 31155, 32361, 41540, 42780, 43148, 43617, 46230, 47771, 49910, 53935, 58156, 59892, 62310, 64722, 72695, 74865, 87234, 92460, 95542, 99820, 107870, 124620, 129444, 143313, 145390, 149730, 161805, 174468, 191084, 215740, 218085, 238855, 286626, 290780, 299460, 323610, 334397, 436170, 477710, 573252, 647220, 668794, 716565, 872340, 955420, 1003191, 1337588, 1433130, 1671985, 2006382, 2866260, 3343970, 4012764, 5015955, 6687940, 10031910, 20063820]

約数ペア:

[(1, 20063820), (2, 10031910), (3, 6687940), (4, 5015955), (5, 4012764), (6, 3343970), (7, 2866260), (10, 2006382), (12, 1671985), (14, 1433130), (15, 1337588), (20, 1003191), (21, 955420), (23, 872340), (28, 716565), (30, 668794), (31, 647220), (35, 573252), (42, 477710), (46, 436170), (60, 334397), (62, 323610), (67, 299460), (69, 290780), (70, 286626), (84, 238855), (92, 218085), (93, 215740), (105, 191084), (115, 174468), (124, 161805), (134, 149730), (138, 145390), (140, 143313), (155, 129444), (161, 124620), (186, 107870), (201, 99820), (210, 95542), (217, 92460), (230, 87234), (268, 74865), (276, 72695), (310, 64722), (322, 62310), (335, 59892), (345, 58156), (372, 53935), (402, 49910), (420, 47771), (434, 46230), (460, 43617), (465, 43148), (469, 42780), (483, 41540), (620, 32361), (644, 31155), (651, 30820), (670, 29946), (690, 29078), (713, 28140), (804, 24955), (805, 24924), (868, 23115), (930, 21574), (938, 21390), (966, 20770), (1005, 19964), (1085, 18492), (1302, 15410), (1340, 14973), (1380, 14539), (1407, 14260), (1426, 14070), (1541, 13020), (1610, 12462), (1860, 10787), (1876, 10695), (1932, 10385), (2010, 9982), (2077, 9660), (2139, 9380), (2170, 9246), (2345, 8556), (2415, 8308), (2604, 7705), (2814, 7130), (2852, 7035), (3082, 6510), (3220, 6231), (3255, 6164), (3565, 5628), (4020, 4991), (4154, 4830), (4278, 4690), (4340, 4623)]