520058420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3714703}}^1$

素因数の和:3714719

約数の個数: 24

約数和(自身を含む): 1248140544

約数和(自身を除く): 728082124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3714703, 7429406, 14858812, 18573515, 26002921, 37147030, 52005842, 74294060, 104011684, 130014605, 260029210, 520058420]

約数ペア:

[(1, 520058420), (2, 260029210), (4, 130014605), (5, 104011684), (7, 74294060), (10, 52005842), (14, 37147030), (20, 26002921), (28, 18573515), (35, 14858812), (70, 7429406), (140, 3714703)]