1320222760

素因数分解:

$2^3\times 5^1\times {\mathrm{33005569}}^1$

素因数の和:33005580

約数の個数: 16

約数和(自身を含む): 2970501300

約数和(自身を除く): 1650278540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 33005569, 66011138, 132022276, 165027845, 264044552, 330055690, 660111380, 1320222760]

約数ペア:

[(1, 1320222760), (2, 660111380), (4, 330055690), (5, 264044552), (8, 165027845), (10, 132022276), (20, 66011138), (40, 33005569)]