56161640

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{7351}}^1$

素因数の和:7553

約数の個数: 32

約数和(自身を含む): 127042560

約数和(自身を除く): 70880920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 7351, 7640, 14702, 29404, 36755, 58808, 73510, 147020, 294040, 1404041, 2808082, 5616164, 7020205, 11232328, 14040410, 28080820, 56161640]

約数ペア:

[(1, 56161640), (2, 28080820), (4, 14040410), (5, 11232328), (8, 7020205), (10, 5616164), (20, 2808082), (40, 1404041), (191, 294040), (382, 147020), (764, 73510), (955, 58808), (1528, 36755), (1910, 29404), (3820, 14702), (7351, 7640)]