38091920

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{2417}}^1$

素因数の和:2627

約数の個数: 40

約数和(自身を含む): 89050104

約数和(自身を除く): 50958184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 394, 788, 985, 1576, 1970, 2417, 3152, 3940, 4834, 7880, 9668, 12085, 15760, 19336, 24170, 38672, 48340, 96680, 193360, 476149, 952298, 1904596, 2380745, 3809192, 4761490, 7618384, 9522980, 19045960, 38091920]

約数ペア:

[(1, 38091920), (2, 19045960), (4, 9522980), (5, 7618384), (8, 4761490), (10, 3809192), (16, 2380745), (20, 1904596), (40, 952298), (80, 476149), (197, 193360), (394, 96680), (788, 48340), (985, 38672), (1576, 24170), (1970, 19336), (2417, 15760), (3152, 12085), (3940, 9668), (4834, 7880)]