1489580

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1049}}^1$

素因数の和:1129

約数の個数: 24

約数和(自身を含む): 3175200

約数和(自身を除く): 1685620

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1049, 1420, 2098, 4196, 5245, 10490, 20980, 74479, 148958, 297916, 372395, 744790, 1489580]

約数ペア:

[(1, 1489580), (2, 744790), (4, 372395), (5, 297916), (10, 148958), (20, 74479), (71, 20980), (142, 10490), (284, 5245), (355, 4196), (710, 2098), (1049, 1420)]