706985140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{862177}}^1$

素因数の和:862227

約数の個数: 24

約数和(自身を含む): 1520881992

約数和(自身を除く): 813896852

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 862177, 1724354, 3448708, 4310885, 8621770, 17243540, 35349257, 70698514, 141397028, 176746285, 353492570, 706985140]

約数ペア:

[(1, 706985140), (2, 353492570), (4, 176746285), (5, 141397028), (10, 70698514), (20, 35349257), (41, 17243540), (82, 8621770), (164, 4310885), (205, 3448708), (410, 1724354), (820, 862177)]