3180820

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1013}}^1$

素因数の和:1179

約数の個数: 24

約数和(自身を含む): 6728904

約数和(自身を除く): 3548084

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1013, 1570, 2026, 3140, 4052, 5065, 10130, 20260, 159041, 318082, 636164, 795205, 1590410, 3180820]

約数ペア:

[(1, 3180820), (2, 1590410), (4, 795205), (5, 636164), (10, 318082), (20, 159041), (157, 20260), (314, 10130), (628, 5065), (785, 4052), (1013, 3140), (1570, 2026)]