28852620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{2441}}^1$

素因数の和:2650

約数の個数: 48

約数和(自身を含む): 81230688

約数和(自身を除く): 52378068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 197, 394, 591, 788, 985, 1182, 1970, 2364, 2441, 2955, 3940, 4882, 5910, 7323, 9764, 11820, 12205, 14646, 24410, 29292, 36615, 48820, 73230, 146460, 480877, 961754, 1442631, 1923508, 2404385, 2885262, 4808770, 5770524, 7213155, 9617540, 14426310, 28852620]

約数ペア:

[(1, 28852620), (2, 14426310), (3, 9617540), (4, 7213155), (5, 5770524), (6, 4808770), (10, 2885262), (12, 2404385), (15, 1923508), (20, 1442631), (30, 961754), (60, 480877), (197, 146460), (394, 73230), (591, 48820), (788, 36615), (985, 29292), (1182, 24410), (1970, 14646), (2364, 12205), (2441, 11820), (2955, 9764), (3940, 7323), (4882, 5910)]