38209960

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{2269}}^1$

素因数の和:2701

約数の個数: 32

約数和(自身を含む): 86214600

約数和(自身を除く): 48004640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1684, 2105, 2269, 3368, 4210, 4538, 8420, 9076, 11345, 16840, 18152, 22690, 45380, 90760, 955249, 1910498, 3820996, 4776245, 7641992, 9552490, 19104980, 38209960]

約数ペア:

[(1, 38209960), (2, 19104980), (4, 9552490), (5, 7641992), (8, 4776245), (10, 3820996), (20, 1910498), (40, 955249), (421, 90760), (842, 45380), (1684, 22690), (2105, 18152), (2269, 16840), (3368, 11345), (4210, 9076), (4538, 8420)]