38499940

素因数分解:

$2^2\times 5^1\times {\mathrm{823}}^1\times {\mathrm{2339}}^1$

素因数の和:3171

約数の個数: 24

約数和(自身を含む): 80982720

約数和(自身を除く): 42482780

約数列:

[1, 2, 4, 5, 10, 20, 823, 1646, 2339, 3292, 4115, 4678, 8230, 9356, 11695, 16460, 23390, 46780, 1924997, 3849994, 7699988, 9624985, 19249970, 38499940]

約数ペア:

[(1, 38499940), (2, 19249970), (4, 9624985), (5, 7699988), (10, 3849994), (20, 1924997), (823, 46780), (1646, 23390), (2339, 16460), (3292, 11695), (4115, 9356), (4678, 8230)]