217081120

素因数分解:

$2^5\times 5^1\times {\mathrm{1356757}}^1$

素因数の和:1356772

約数の個数: 24

約数和(自身を含む): 512854524

約数和(自身を除く): 295773404

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1356757, 2713514, 5427028, 6783785, 10854056, 13567570, 21708112, 27135140, 43416224, 54270280, 108540560, 217081120]

約数ペア:

[(1, 217081120), (2, 108540560), (4, 54270280), (5, 43416224), (8, 27135140), (10, 21708112), (16, 13567570), (20, 10854056), (32, 6783785), (40, 5427028), (80, 2713514), (160, 1356757)]