4155080

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{953}}^1$

素因数の和:1073

約数の個数: 32

約数和(自身を含む): 9444600

約数和(自身を除く): 5289520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 953, 1090, 1906, 2180, 3812, 4360, 4765, 7624, 9530, 19060, 38120, 103877, 207754, 415508, 519385, 831016, 1038770, 2077540, 4155080]

約数ペア:

[(1, 4155080), (2, 2077540), (4, 1038770), (5, 831016), (8, 519385), (10, 415508), (20, 207754), (40, 103877), (109, 38120), (218, 19060), (436, 9530), (545, 7624), (872, 4765), (953, 4360), (1090, 3812), (1906, 2180)]