6628540

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2111}}^1$

素因数の和:2277

約数の個数: 24

約数和(自身を含む): 14015232

約数和(自身を除く): 7386692

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 2111, 3140, 4222, 8444, 10555, 21110, 42220, 331427, 662854, 1325708, 1657135, 3314270, 6628540]

約数ペア:

[(1, 6628540), (2, 3314270), (4, 1657135), (5, 1325708), (10, 662854), (20, 331427), (157, 42220), (314, 21110), (628, 10555), (785, 8444), (1570, 4222), (2111, 3140)]