9890050

素因数分解:

$2^1\times 5^2\times {\mathrm{223}}^1\times {\mathrm{887}}^1$

素因数の和:1122

約数の個数: 24

約数和(自身を含む): 18498816

約数和(自身を除く): 8608766

約数列:

[1, 2, 5, 10, 25, 50, 223, 446, 887, 1115, 1774, 2230, 4435, 5575, 8870, 11150, 22175, 44350, 197801, 395602, 989005, 1978010, 4945025, 9890050]

約数ペア:

[(1, 9890050), (2, 4945025), (5, 1978010), (10, 989005), (25, 395602), (50, 197801), (223, 44350), (446, 22175), (887, 11150), (1115, 8870), (1774, 5575), (2230, 4435)]