22378520

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{4951}}^1$

素因数の和:5075

約数の個数: 32

約数和(自身を含む): 50807520

約数和(自身を除く): 28429000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 4951, 9902, 19804, 24755, 39608, 49510, 99020, 198040, 559463, 1118926, 2237852, 2797315, 4475704, 5594630, 11189260, 22378520]

約数ペア:

[(1, 22378520), (2, 11189260), (4, 5594630), (5, 4475704), (8, 2797315), (10, 2237852), (20, 1118926), (40, 559463), (113, 198040), (226, 99020), (452, 49510), (565, 39608), (904, 24755), (1130, 19804), (2260, 9902), (4520, 4951)]