56621980

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{18749}}^1$

素因数の和:18909

約数の個数: 24

約数和(自身を含む): 119700000

約数和(自身を除く): 63078020

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 18749, 37498, 74996, 93745, 187490, 374980, 2831099, 5662198, 11324396, 14155495, 28310990, 56621980]

約数ペア:

[(1, 56621980), (2, 28310990), (4, 14155495), (5, 11324396), (10, 5662198), (20, 2831099), (151, 374980), (302, 187490), (604, 93745), (755, 74996), (1510, 37498), (3020, 18749)]