9961913320

素因数分解:

$2^3\times 5^1\times {\mathrm{249047833}}^1$

素因数の和:249047844

約数の個数: 16

約数和(自身を含む): 22414305060

約数和(自身を除く): 12452391740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 249047833, 498095666, 996191332, 1245239165, 1992382664, 2490478330, 4980956660, 9961913320]

約数ペア:

[(1, 9961913320), (2, 4980956660), (4, 2490478330), (5, 1992382664), (8, 1245239165), (10, 996191332), (20, 498095666), (40, 249047833)]