281363080

素因数分解:

$2^3\times 5^1\times {\mathrm{7034077}}^1$

素因数の和:7034088

約数の個数: 16

約数和(自身を含む): 633067020

約数和(自身を除く): 351703940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 7034077, 14068154, 28136308, 35170385, 56272616, 70340770, 140681540, 281363080]

約数ペア:

[(1, 281363080), (2, 140681540), (4, 70340770), (5, 56272616), (8, 35170385), (10, 28136308), (20, 14068154), (40, 7034077)]