25985020

素因数分解:

$2^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{2843}}^1$

素因数の和:3309

約数の個数: 24

約数和(自身を含む): 54707184

約数和(自身を除く): 28722164

約数列:

[1, 2, 4, 5, 10, 20, 457, 914, 1828, 2285, 2843, 4570, 5686, 9140, 11372, 14215, 28430, 56860, 1299251, 2598502, 5197004, 6496255, 12992510, 25985020]

約数ペア:

[(1, 25985020), (2, 12992510), (4, 6496255), (5, 5197004), (10, 2598502), (20, 1299251), (457, 56860), (914, 28430), (1828, 14215), (2285, 11372), (2843, 9140), (4570, 5686)]