20145969840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{3539}}^1\times {\mathrm{23719}}^1$

素因数の和:27274

約数の個数: 80

約数和(自身を含む): 62472787200

約数和(自身を除く): 42326817360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 3539, 7078, 10617, 14156, 17695, 21234, 23719, 28312, 35390, 42468, 47438, 53085, 56624, 70780, 71157, 84936, 94876, 106170, 118595, 141560, 142314, 169872, 189752, 212340, 237190, 283120, 284628, 355785, 379504, 424680, 474380, 569256, 711570, 849360, 948760, 1138512, 1423140, 1897520, 2846280, 5692560, 83941541, 167883082, 251824623, 335766164, 419707705, 503649246, 671532328, 839415410, 1007298492, 1259123115, 1343064656, 1678830820, 2014596984, 2518246230, 3357661640, 4029193968, 5036492460, 6715323280, 10072984920, 20145969840]

約数ペア:

[(1, 20145969840), (2, 10072984920), (3, 6715323280), (4, 5036492460), (5, 4029193968), (6, 3357661640), (8, 2518246230), (10, 2014596984), (12, 1678830820), (15, 1343064656), (16, 1259123115), (20, 1007298492), (24, 839415410), (30, 671532328), (40, 503649246), (48, 419707705), (60, 335766164), (80, 251824623), (120, 167883082), (240, 83941541), (3539, 5692560), (7078, 2846280), (10617, 1897520), (14156, 1423140), (17695, 1138512), (21234, 948760), (23719, 849360), (28312, 711570), (35390, 569256), (42468, 474380), (47438, 424680), (53085, 379504), (56624, 355785), (70780, 284628), (71157, 283120), (84936, 237190), (94876, 212340), (106170, 189752), (118595, 169872), (141560, 142314)]