520080980

素因数分解:

$2^2\times 5^1\times {\mathrm{1061}}^1\times {\mathrm{24509}}^1$

素因数の和:25579

約数の個数: 24

約数和(自身を含む): 1093244040

約数和(自身を除く): 573163060

約数列:

[1, 2, 4, 5, 10, 20, 1061, 2122, 4244, 5305, 10610, 21220, 24509, 49018, 98036, 122545, 245090, 490180, 26004049, 52008098, 104016196, 130020245, 260040490, 520080980]

約数ペア:

[(1, 520080980), (2, 260040490), (4, 130020245), (5, 104016196), (10, 52008098), (20, 26004049), (1061, 490180), (2122, 245090), (4244, 122545), (5305, 98036), (10610, 49018), (21220, 24509)]