6997589180

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{881}}^1\times {\mathrm{971}}^1$

素因数の和:2270

約数の個数: 48

約数和(自身を含む): 14762774880

約数和(自身を除く): 7765185700

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 881, 971, 1636, 1762, 1942, 2045, 3524, 3884, 4090, 4405, 4855, 8180, 8810, 9710, 17620, 19420, 360329, 397139, 720658, 794278, 855451, 1441316, 1588556, 1710902, 1801645, 1985695, 3421804, 3603290, 3971390, 4277255, 7206580, 7942780, 8554510, 17109020, 349879459, 699758918, 1399517836, 1749397295, 3498794590, 6997589180]

約数ペア:

[(1, 6997589180), (2, 3498794590), (4, 1749397295), (5, 1399517836), (10, 699758918), (20, 349879459), (409, 17109020), (818, 8554510), (881, 7942780), (971, 7206580), (1636, 4277255), (1762, 3971390), (1942, 3603290), (2045, 3421804), (3524, 1985695), (3884, 1801645), (4090, 1710902), (4405, 1588556), (4855, 1441316), (8180, 855451), (8810, 794278), (9710, 720658), (17620, 397139), (19420, 360329)]