239638160

素因数分解:

$2^4\times 5^1\times {\mathrm{2995477}}^1$

素因数の和:2995490

約数の個数: 20

約数和(自身を含む): 557158908

約数和(自身を除く): 317520748

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2995477, 5990954, 11981908, 14977385, 23963816, 29954770, 47927632, 59909540, 119819080, 239638160]

約数ペア:

[(1, 239638160), (2, 119819080), (4, 59909540), (5, 47927632), (8, 29954770), (10, 23963816), (16, 14977385), (20, 11981908), (40, 5990954), (80, 2995477)]