1687666960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{3013691}}^1$

素因数の和:3013711

約数の個数: 40

約数和(自身を含む): 4484373696

約数和(自身を除く): 2796706736

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 3013691, 6027382, 12054764, 15068455, 21095837, 24109528, 30136910, 42191674, 48219056, 60273820, 84383348, 105479185, 120547640, 168766696, 210958370, 241095280, 337533392, 421916740, 843833480, 1687666960]

約数ペア:

[(1, 1687666960), (2, 843833480), (4, 421916740), (5, 337533392), (7, 241095280), (8, 210958370), (10, 168766696), (14, 120547640), (16, 105479185), (20, 84383348), (28, 60273820), (35, 48219056), (40, 42191674), (56, 30136910), (70, 24109528), (80, 21095837), (112, 15068455), (140, 12054764), (280, 6027382), (560, 3013691)]