142779020

素因数分解:

$2^2\times 5^1\times {\mathrm{719}}^1\times {\mathrm{9929}}^1$

素因数の和:10657

約数の個数: 24

約数和(自身を含む): 300283200

約数和(自身を除く): 157504180

約数列:

[1, 2, 4, 5, 10, 20, 719, 1438, 2876, 3595, 7190, 9929, 14380, 19858, 39716, 49645, 99290, 198580, 7138951, 14277902, 28555804, 35694755, 71389510, 142779020]

約数ペア:

[(1, 142779020), (2, 71389510), (4, 35694755), (5, 28555804), (10, 14277902), (20, 7138951), (719, 198580), (1438, 99290), (2876, 49645), (3595, 39716), (7190, 19858), (9929, 14380)]