8138860

素因数分解:

$2^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{1091}}^1$

素因数の和:1473

約数の個数: 24

約数和(自身を含む): 17153136

約数和(自身を除く): 9014276

約数列:

[1, 2, 4, 5, 10, 20, 373, 746, 1091, 1492, 1865, 2182, 3730, 4364, 5455, 7460, 10910, 21820, 406943, 813886, 1627772, 2034715, 4069430, 8138860]

約数ペア:

[(1, 8138860), (2, 4069430), (4, 2034715), (5, 1627772), (10, 813886), (20, 406943), (373, 21820), (746, 10910), (1091, 7460), (1492, 5455), (1865, 4364), (2182, 3730)]