12764990

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:369

約数の個数: 48

約数和(自身を含む): 27086400

約数和(自身を除く): 14321410

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 109, 218, 239, 245, 478, 490, 545, 763, 1090, 1195, 1526, 1673, 2390, 3346, 3815, 5341, 7630, 8365, 10682, 11711, 16730, 23422, 26051, 26705, 52102, 53410, 58555, 117110, 130255, 182357, 260510, 364714, 911785, 1276499, 1823570, 2552998, 6382495, 12764990]

約数ペア:

[(1, 12764990), (2, 6382495), (5, 2552998), (7, 1823570), (10, 1276499), (14, 911785), (35, 364714), (49, 260510), (70, 182357), (98, 130255), (109, 117110), (218, 58555), (239, 53410), (245, 52102), (478, 26705), (490, 26051), (545, 23422), (763, 16730), (1090, 11711), (1195, 10682), (1526, 8365), (1673, 7630), (2390, 5341), (3346, 3815)]