86967640

素因数分解:

$2^3\times 5^1\times {\mathrm{419}}^1\times {\mathrm{5189}}^1$

素因数の和:5619

約数の個数: 32

約数和(自身を含む): 196182000

約数和(自身を除く): 109214360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 419, 838, 1676, 2095, 3352, 4190, 5189, 8380, 10378, 16760, 20756, 25945, 41512, 51890, 103780, 207560, 2174191, 4348382, 8696764, 10870955, 17393528, 21741910, 43483820, 86967640]

約数ペア:

[(1, 86967640), (2, 43483820), (4, 21741910), (5, 17393528), (8, 10870955), (10, 8696764), (20, 4348382), (40, 2174191), (419, 207560), (838, 103780), (1676, 51890), (2095, 41512), (3352, 25945), (4190, 20756), (5189, 16760), (8380, 10378)]