40763840

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1$

素因数の和:310

約数の個数: 112

約数和(自身を含む): 107533440

約数和(自身を除く): 66769600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 41, 52, 64, 65, 80, 82, 104, 130, 160, 164, 205, 208, 239, 260, 320, 328, 410, 416, 478, 520, 533, 656, 820, 832, 956, 1040, 1066, 1195, 1312, 1640, 1912, 2080, 2132, 2390, 2624, 2665, 3107, 3280, 3824, 4160, 4264, 4780, 5330, 6214, 6560, 7648, 8528, 9560, 9799, 10660, 12428, 13120, 15296, 15535, 17056, 19120, 19598, 21320, 24856, 31070, 34112, 38240, 39196, 42640, 48995, 49712, 62140, 76480, 78392, 85280, 97990, 99424, 124280, 127387, 156784, 170560, 195980, 198848, 248560, 254774, 313568, 391960, 497120, 509548, 627136, 636935, 783920, 994240, 1019096, 1273870, 1567840, 2038192, 2547740, 3135680, 4076384, 5095480, 8152768, 10190960, 20381920, 40763840]

約数ペア:

[(1, 40763840), (2, 20381920), (4, 10190960), (5, 8152768), (8, 5095480), (10, 4076384), (13, 3135680), (16, 2547740), (20, 2038192), (26, 1567840), (32, 1273870), (40, 1019096), (41, 994240), (52, 783920), (64, 636935), (65, 627136), (80, 509548), (82, 497120), (104, 391960), (130, 313568), (160, 254774), (164, 248560), (205, 198848), (208, 195980), (239, 170560), (260, 156784), (320, 127387), (328, 124280), (410, 99424), (416, 97990), (478, 85280), (520, 78392), (533, 76480), (656, 62140), (820, 49712), (832, 48995), (956, 42640), (1040, 39196), (1066, 38240), (1195, 34112), (1312, 31070), (1640, 24856), (1912, 21320), (2080, 19598), (2132, 19120), (2390, 17056), (2624, 15535), (2665, 15296), (3107, 13120), (3280, 12428), (3824, 10660), (4160, 9799), (4264, 9560), (4780, 8528), (5330, 7648), (6214, 6560)]