20197136320

素因数分解:

$2^6\times 5^1\times {\mathrm{63116051}}^1$

素因数の和:63116068

約数の個数: 28

約数和(自身を含む): 48094431624

約数和(自身を除く): 27897295304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 63116051, 126232102, 252464204, 315580255, 504928408, 631160510, 1009856816, 1262321020, 2019713632, 2524642040, 4039427264, 5049284080, 10098568160, 20197136320]

約数ペア:

[(1, 20197136320), (2, 10098568160), (4, 5049284080), (5, 4039427264), (8, 2524642040), (10, 2019713632), (16, 1262321020), (20, 1009856816), (32, 631160510), (40, 504928408), (64, 315580255), (80, 252464204), (160, 126232102), (320, 63116051)]