38640820

素因数分解:

$2^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{6827}}^1$

素因数の和:7119

約数の個数: 24

約数和(自身を含む): 81444384

約数和(自身を除く): 42803564

約数列:

[1, 2, 4, 5, 10, 20, 283, 566, 1132, 1415, 2830, 5660, 6827, 13654, 27308, 34135, 68270, 136540, 1932041, 3864082, 7728164, 9660205, 19320410, 38640820]

約数ペア:

[(1, 38640820), (2, 19320410), (4, 9660205), (5, 7728164), (10, 3864082), (20, 1932041), (283, 136540), (566, 68270), (1132, 34135), (1415, 27308), (2830, 13654), (5660, 6827)]