22578320

素因数分解:

$2^4\times 5^1\times {\mathrm{282229}}^1$

素因数の和:282242

約数の個数: 20

約数和(自身を含む): 52494780

約数和(自身を除く): 29916460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 282229, 564458, 1128916, 1411145, 2257832, 2822290, 4515664, 5644580, 11289160, 22578320]

約数ペア:

[(1, 22578320), (2, 11289160), (4, 5644580), (5, 4515664), (8, 2822290), (10, 2257832), (16, 1411145), (20, 1128916), (40, 564458), (80, 282229)]