319016740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2278691}}^1$

素因数の和:2278707

約数の個数: 24

約数和(自身を含む): 765640512

約数和(自身を除く): 446623772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2278691, 4557382, 9114764, 11393455, 15950837, 22786910, 31901674, 45573820, 63803348, 79754185, 159508370, 319016740]

約数ペア:

[(1, 319016740), (2, 159508370), (4, 79754185), (5, 63803348), (7, 45573820), (10, 31901674), (14, 22786910), (20, 15950837), (28, 11393455), (35, 9114764), (70, 4557382), (140, 2278691)]