40739240

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{24841}}^1$

素因数の和:24893

約数の個数: 32

約数和(自身を含む): 93902760

約数和(自身を除く): 53163520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 24841, 49682, 99364, 124205, 198728, 248410, 496820, 993640, 1018481, 2036962, 4073924, 5092405, 8147848, 10184810, 20369620, 40739240]

約数ペア:

[(1, 40739240), (2, 20369620), (4, 10184810), (5, 8147848), (8, 5092405), (10, 4073924), (20, 2036962), (40, 1018481), (41, 993640), (82, 496820), (164, 248410), (205, 198728), (328, 124205), (410, 99364), (820, 49682), (1640, 24841)]