64022740

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{31079}}^1$

素因数の和:31191

約数の個数: 24

約数和(自身を含む): 135757440

約数和(自身を除く): 71734700

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 31079, 62158, 124316, 155395, 310790, 621580, 3201137, 6402274, 12804548, 16005685, 32011370, 64022740]

約数ペア:

[(1, 64022740), (2, 32011370), (4, 16005685), (5, 12804548), (10, 6402274), (20, 3201137), (103, 621580), (206, 310790), (412, 155395), (515, 124316), (1030, 62158), (2060, 31079)]