200215870

素因数分解:

$2^1\times 5^1\times {\mathrm{1009}}^1\times {\mathrm{19843}}^1$

素因数の和:20859

約数の個数: 16

約数和(自身を含む): 360763920

約数和(自身を除く): 160548050

約数列:

[1, 2, 5, 10, 1009, 2018, 5045, 10090, 19843, 39686, 99215, 198430, 20021587, 40043174, 100107935, 200215870]

約数ペア:

[(1, 200215870), (2, 100107935), (5, 40043174), (10, 20021587), (1009, 198430), (2018, 99215), (5045, 39686), (10090, 19843)]