25152440

素因数分解:

$2^3\times 5^1\times {\mathrm{628811}}^1$

素因数の和:628822

約数の個数: 16

約数和(自身を含む): 56593080

約数和(自身を除く): 31440640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 628811, 1257622, 2515244, 3144055, 5030488, 6288110, 12576220, 25152440]

約数ペア:

[(1, 25152440), (2, 12576220), (4, 6288110), (5, 5030488), (8, 3144055), (10, 2515244), (20, 1257622), (40, 628811)]