202206820

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{127979}}^1$

素因数の和:128067

約数の個数: 24

約数和(自身を含む): 430012800

約数和(自身を除く): 227805980

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 127979, 255958, 511916, 639895, 1279790, 2559580, 10110341, 20220682, 40441364, 50551705, 101103410, 202206820]

約数ペア:

[(1, 202206820), (2, 101103410), (4, 50551705), (5, 40441364), (10, 20220682), (20, 10110341), (79, 2559580), (158, 1279790), (316, 639895), (395, 511916), (790, 255958), (1580, 127979)]