208032580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1485947}}^1$

素因数の和:1485963

約数の個数: 24

約数和(自身を含む): 499278528

約数和(自身を除く): 291245948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1485947, 2971894, 5943788, 7429735, 10401629, 14859470, 20803258, 29718940, 41606516, 52008145, 104016290, 208032580]

約数ペア:

[(1, 208032580), (2, 104016290), (4, 52008145), (5, 41606516), (7, 29718940), (10, 20803258), (14, 14859470), (20, 10401629), (28, 7429735), (35, 5943788), (70, 2971894), (140, 1485947)]