28491010

素因数分解:

$2^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{11351}}^1$

素因数の和:11609

約数の個数: 16

約数和(自身を含む): 51492672

約数和(自身を除く): 23001662

約数列:

[1, 2, 5, 10, 251, 502, 1255, 2510, 11351, 22702, 56755, 113510, 2849101, 5698202, 14245505, 28491010]

約数ペア:

[(1, 28491010), (2, 14245505), (5, 5698202), (10, 2849101), (251, 113510), (502, 56755), (1255, 22702), (2510, 11351)]