8391620

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1741}}^1$

素因数の和:1991

約数の個数: 24

約数和(自身を含む): 17705688

約数和(自身を除く): 9314068

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 964, 1205, 1741, 2410, 3482, 4820, 6964, 8705, 17410, 34820, 419581, 839162, 1678324, 2097905, 4195810, 8391620]

約数ペア:

[(1, 8391620), (2, 4195810), (4, 2097905), (5, 1678324), (10, 839162), (20, 419581), (241, 34820), (482, 17410), (964, 8705), (1205, 6964), (1741, 4820), (2410, 3482)]