130019080

素因数分解:

$2^3\times 5^1\times {\mathrm{3250477}}^1$

素因数の和:3250488

約数の個数: 16

約数和(自身を含む): 292543020

約数和(自身を除く): 162523940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3250477, 6500954, 13001908, 16252385, 26003816, 32504770, 65009540, 130019080]

約数ペア:

[(1, 130019080), (2, 65009540), (4, 32504770), (5, 26003816), (8, 16252385), (10, 13001908), (20, 6500954), (40, 3250477)]