22154860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:120

約数の個数: 144

約数和(自身を含む): 61133184

約数和(自身を除く): 38978324

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 37, 47, 49, 52, 65, 70, 74, 91, 94, 98, 130, 140, 148, 182, 185, 188, 196, 235, 245, 259, 260, 329, 364, 370, 455, 470, 481, 490, 518, 611, 637, 658, 740, 910, 940, 962, 980, 1036, 1222, 1274, 1295, 1316, 1645, 1739, 1813, 1820, 1924, 2303, 2405, 2444, 2548, 2590, 3055, 3185, 3290, 3367, 3478, 3626, 4277, 4606, 4810, 5180, 6110, 6370, 6580, 6734, 6956, 7252, 8554, 8695, 9065, 9212, 9620, 11515, 12173, 12220, 12740, 13468, 16835, 17108, 17390, 18130, 21385, 22607, 23030, 23569, 24346, 29939, 33670, 34780, 36260, 42770, 45214, 46060, 47138, 48692, 59878, 60865, 67340, 85211, 85540, 90428, 94276, 113035, 117845, 119756, 121730, 149695, 158249, 170422, 226070, 235690, 243460, 299390, 316498, 340844, 426055, 452140, 471380, 598780, 632996, 791245, 852110, 1107743, 1582490, 1704220, 2215486, 3164980, 4430972, 5538715, 11077430, 22154860]

約数ペア:

[(1, 22154860), (2, 11077430), (4, 5538715), (5, 4430972), (7, 3164980), (10, 2215486), (13, 1704220), (14, 1582490), (20, 1107743), (26, 852110), (28, 791245), (35, 632996), (37, 598780), (47, 471380), (49, 452140), (52, 426055), (65, 340844), (70, 316498), (74, 299390), (91, 243460), (94, 235690), (98, 226070), (130, 170422), (140, 158249), (148, 149695), (182, 121730), (185, 119756), (188, 117845), (196, 113035), (235, 94276), (245, 90428), (259, 85540), (260, 85211), (329, 67340), (364, 60865), (370, 59878), (455, 48692), (470, 47138), (481, 46060), (490, 45214), (518, 42770), (611, 36260), (637, 34780), (658, 33670), (740, 29939), (910, 24346), (940, 23569), (962, 23030), (980, 22607), (1036, 21385), (1222, 18130), (1274, 17390), (1295, 17108), (1316, 16835), (1645, 13468), (1739, 12740), (1813, 12220), (1820, 12173), (1924, 11515), (2303, 9620), (2405, 9212), (2444, 9065), (2548, 8695), (2590, 8554), (3055, 7252), (3185, 6956), (3290, 6734), (3367, 6580), (3478, 6370), (3626, 6110), (4277, 5180), (4606, 4810)]