99729020

素因数分解:

$2^2\times 5^1\times {\mathrm{1409}}^1\times {\mathrm{3539}}^1$

素因数の和:4957

約数の個数: 24

約数和(自身を含む): 209638800

約数和(自身を除く): 109909780

約数列:

[1, 2, 4, 5, 10, 20, 1409, 2818, 3539, 5636, 7045, 7078, 14090, 14156, 17695, 28180, 35390, 70780, 4986451, 9972902, 19945804, 24932255, 49864510, 99729020]

約数ペア:

[(1, 99729020), (2, 49864510), (4, 24932255), (5, 19945804), (10, 9972902), (20, 4986451), (1409, 70780), (2818, 35390), (3539, 28180), (5636, 17695), (7045, 14156), (7078, 14090)]