487998320

素因数分解:

$2^4\times 5^1\times {\mathrm{6099979}}^1$

素因数の和:6099992

約数の個数: 20

約数和(自身を含む): 1134596280

約数和(自身を除く): 646597960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 6099979, 12199958, 24399916, 30499895, 48799832, 60999790, 97599664, 121999580, 243999160, 487998320]

約数ペア:

[(1, 487998320), (2, 243999160), (4, 121999580), (5, 97599664), (8, 60999790), (10, 48799832), (16, 30499895), (20, 24399916), (40, 12199958), (80, 6099979)]