8115920

素因数分解:

$2^4\times 5^1\times {\mathrm{101449}}^1$

素因数の和:101462

約数の個数: 20

約数和(自身を含む): 18869700

約数和(自身を除く): 10753780

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101449, 202898, 405796, 507245, 811592, 1014490, 1623184, 2028980, 4057960, 8115920]

約数ペア:

[(1, 8115920), (2, 4057960), (4, 2028980), (5, 1623184), (8, 1014490), (10, 811592), (16, 507245), (20, 405796), (40, 202898), (80, 101449)]