38751820

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{14143}}^1$

素因数の和:14289

約数の個数: 24

約数和(自身を含む): 81978624

約数和(自身を除く): 43226804

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 14143, 28286, 56572, 70715, 141430, 282860, 1937591, 3875182, 7750364, 9687955, 19375910, 38751820]

約数ペア:

[(1, 38751820), (2, 19375910), (4, 9687955), (5, 7750364), (10, 3875182), (20, 1937591), (137, 282860), (274, 141430), (548, 70715), (685, 56572), (1370, 28286), (2740, 14143)]