628019620

素因数分解:

$2^2\times 5^1\times {\mathrm{617}}^1\times {\mathrm{50893}}^1$

素因数の和:51519

約数の個数: 24

約数和(自身を含む): 1321004664

約数和(自身を除く): 692985044

約数列:

[1, 2, 4, 5, 10, 20, 617, 1234, 2468, 3085, 6170, 12340, 50893, 101786, 203572, 254465, 508930, 1017860, 31400981, 62801962, 125603924, 157004905, 314009810, 628019620]

約数ペア:

[(1, 628019620), (2, 314009810), (4, 157004905), (5, 125603924), (10, 62801962), (20, 31400981), (617, 1017860), (1234, 508930), (2468, 254465), (3085, 203572), (6170, 101786), (12340, 50893)]