40891856

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{88129}}^1$

素因数の和:88166

約数の個数: 20

約数和(自身を含む): 81960900

約数和(自身を除く): 41069044

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 88129, 176258, 352516, 705032, 1410064, 2555741, 5111482, 10222964, 20445928, 40891856]

約数ペア:

[(1, 40891856), (2, 20445928), (4, 10222964), (8, 5111482), (16, 2555741), (29, 1410064), (58, 705032), (116, 352516), (232, 176258), (464, 88129)]