40654990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239147}}^1$

素因数の和:239171

約数の個数: 16

約数和(自身を含む): 77483952

約数和(自身を除く): 36828962

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 239147, 478294, 1195735, 2391470, 4065499, 8130998, 20327495, 40654990]

約数ペア:

[(1, 40654990), (2, 20327495), (5, 8130998), (10, 4065499), (17, 2391470), (34, 1195735), (85, 478294), (170, 239147)]