11404220

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{2557}}^1$

素因数の和:2789

約数の個数: 24

約数和(自身を含む): 24065664

約数和(自身を除く): 12661444

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 2557, 4460, 5114, 10228, 12785, 25570, 51140, 570211, 1140422, 2280844, 2851055, 5702110, 11404220]

約数ペア:

[(1, 11404220), (2, 5702110), (4, 2851055), (5, 2280844), (10, 1140422), (20, 570211), (223, 51140), (446, 25570), (892, 12785), (1115, 10228), (2230, 5114), (2557, 4460)]