99794320

素因数分解:

$2^4\times 5^1\times {\mathrm{1247429}}^1$

素因数の和:1247442

約数の個数: 20

約数和(自身を含む): 232021980

約数和(自身を除く): 132227660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1247429, 2494858, 4989716, 6237145, 9979432, 12474290, 19958864, 24948580, 49897160, 99794320]

約数ペア:

[(1, 99794320), (2, 49897160), (4, 24948580), (5, 19958864), (8, 12474290), (10, 9979432), (16, 6237145), (20, 4989716), (40, 2494858), (80, 1247429)]