1668150820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11915363}}^1$

素因数の和:11915379

約数の個数: 24

約数和(自身を含む): 4003562304

約数和(自身を除く): 2335411484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 11915363, 23830726, 47661452, 59576815, 83407541, 119153630, 166815082, 238307260, 333630164, 417037705, 834075410, 1668150820]

約数ペア:

[(1, 1668150820), (2, 834075410), (4, 417037705), (5, 333630164), (7, 238307260), (10, 166815082), (14, 119153630), (20, 83407541), (28, 59576815), (35, 47661452), (70, 23830726), (140, 11915363)]