6440432360

素因数分解:

$2^3\times 5^1\times {\mathrm{161010809}}^1$

素因数の和:161010820

約数の個数: 16

約数和(自身を含む): 14490972900

約数和(自身を除く): 8050540540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 161010809, 322021618, 644043236, 805054045, 1288086472, 1610108090, 3220216180, 6440432360]

約数ペア:

[(1, 6440432360), (2, 3220216180), (4, 1610108090), (5, 1288086472), (8, 805054045), (10, 644043236), (20, 322021618), (40, 161010809)]