25892920

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4657}}^1$

素因数の和:4807

約数の個数: 32

約数和(自身を含む): 58690800

約数和(自身を除く): 32797880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 4657, 5560, 9314, 18628, 23285, 37256, 46570, 93140, 186280, 647323, 1294646, 2589292, 3236615, 5178584, 6473230, 12946460, 25892920]

約数ペア:

[(1, 25892920), (2, 12946460), (4, 6473230), (5, 5178584), (8, 3236615), (10, 2589292), (20, 1294646), (40, 647323), (139, 186280), (278, 93140), (556, 46570), (695, 37256), (1112, 23285), (1390, 18628), (2780, 9314), (4657, 5560)]