7123540

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{1009}}^1$

素因数の和:1371

約数の個数: 24

約数和(自身を含む): 15016680

約数和(自身を除く): 7893140

約数列:

[1, 2, 4, 5, 10, 20, 353, 706, 1009, 1412, 1765, 2018, 3530, 4036, 5045, 7060, 10090, 20180, 356177, 712354, 1424708, 1780885, 3561770, 7123540]

約数ペア:

[(1, 7123540), (2, 3561770), (4, 1780885), (5, 1424708), (10, 712354), (20, 356177), (353, 20180), (706, 10090), (1009, 7060), (1412, 5045), (1765, 4036), (2018, 3530)]