20182147760

素因数分解:

$2^4\times 5^1\times {\mathrm{252276847}}^1$

素因数の和:252276860

約数の個数: 20

約数和(自身を含む): 46923493728

約数和(自身を除く): 26741345968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 252276847, 504553694, 1009107388, 1261384235, 2018214776, 2522768470, 4036429552, 5045536940, 10091073880, 20182147760]

約数ペア:

[(1, 20182147760), (2, 10091073880), (4, 5045536940), (5, 4036429552), (8, 2522768470), (10, 2018214776), (16, 1261384235), (20, 1009107388), (40, 504553694), (80, 252276847)]