2040973960

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{213491}}^1$

素因数の和:213741

約数の個数: 32

約数和(自身を含む): 4611427200

約数和(自身を除く): 2570453240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 4780, 9560, 213491, 426982, 853964, 1067455, 1707928, 2134910, 4269820, 8539640, 51024349, 102048698, 204097396, 255121745, 408194792, 510243490, 1020486980, 2040973960]

約数ペア:

[(1, 2040973960), (2, 1020486980), (4, 510243490), (5, 408194792), (8, 255121745), (10, 204097396), (20, 102048698), (40, 51024349), (239, 8539640), (478, 4269820), (956, 2134910), (1195, 1707928), (1912, 1067455), (2390, 853964), (4780, 426982), (9560, 213491)]