40915010

素因数分解:

$2^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{19391}}^1$

素因数の和:19609

約数の個数: 16

約数和(自身を含む): 73999872

約数和(自身を除く): 33084862

約数列:

[1, 2, 5, 10, 211, 422, 1055, 2110, 19391, 38782, 96955, 193910, 4091501, 8183002, 20457505, 40915010]

約数ペア:

[(1, 40915010), (2, 20457505), (5, 8183002), (10, 4091501), (211, 193910), (422, 96955), (1055, 38782), (2110, 19391)]