12641010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1997}}^1$

素因数の和:2218

約数の個数: 32

約数和(自身を含む): 30497472

約数和(自身を除く): 17856462

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 211, 422, 633, 1055, 1266, 1997, 2110, 3165, 3994, 5991, 6330, 9985, 11982, 19970, 29955, 59910, 421367, 842734, 1264101, 2106835, 2528202, 4213670, 6320505, 12641010]

約数ペア:

[(1, 12641010), (2, 6320505), (3, 4213670), (5, 2528202), (6, 2106835), (10, 1264101), (15, 842734), (30, 421367), (211, 59910), (422, 29955), (633, 19970), (1055, 11982), (1266, 9985), (1997, 6330), (2110, 5991), (3165, 3994)]