9425101820

素因数分解:

$2^2\times 5^1\times {\mathrm{2909}}^1\times {\mathrm{161999}}^1$

素因数の和:164917

約数の個数: 24

約数和(自身を含む): 19799640000

約数和(自身を除く): 10374538180

約数列:

[1, 2, 4, 5, 10, 20, 2909, 5818, 11636, 14545, 29090, 58180, 161999, 323998, 647996, 809995, 1619990, 3239980, 471255091, 942510182, 1885020364, 2356275455, 4712550910, 9425101820]

約数ペア:

[(1, 9425101820), (2, 4712550910), (4, 2356275455), (5, 1885020364), (10, 942510182), (20, 471255091), (2909, 3239980), (5818, 1619990), (11636, 809995), (14545, 647996), (29090, 323998), (58180, 161999)]