6619640

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2267}}^1$

素因数の和:2351

約数の個数: 32

約数和(自身を含む): 15104880

約数和(自身を除く): 8485240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2267, 2920, 4534, 9068, 11335, 18136, 22670, 45340, 90680, 165491, 330982, 661964, 827455, 1323928, 1654910, 3309820, 6619640]

約数ペア:

[(1, 6619640), (2, 3309820), (4, 1654910), (5, 1323928), (8, 827455), (10, 661964), (20, 330982), (40, 165491), (73, 90680), (146, 45340), (292, 22670), (365, 18136), (584, 11335), (730, 9068), (1460, 4534), (2267, 2920)]