39881920

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9587}}^1$

素因数の和:9617

約数の個数: 56

約数和(自身を含む): 102284784

約数和(自身を除く): 62402864

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 9587, 19174, 38348, 47935, 76696, 95870, 124631, 153392, 191740, 249262, 306784, 383480, 498524, 613568, 623155, 766960, 997048, 1246310, 1533920, 1994096, 2492620, 3067840, 3988192, 4985240, 7976384, 9970480, 19940960, 39881920]

約数ペア:

[(1, 39881920), (2, 19940960), (4, 9970480), (5, 7976384), (8, 4985240), (10, 3988192), (13, 3067840), (16, 2492620), (20, 1994096), (26, 1533920), (32, 1246310), (40, 997048), (52, 766960), (64, 623155), (65, 613568), (80, 498524), (104, 383480), (130, 306784), (160, 249262), (208, 191740), (260, 153392), (320, 124631), (416, 95870), (520, 76696), (832, 47935), (1040, 38348), (2080, 19174), (4160, 9587)]