28856780

素因数分解:

$2^2\times 5^1\times {\mathrm{607}}^1\times {\mathrm{2377}}^1$

素因数の和:2993

約数の個数: 24

約数和(自身を含む): 60724608

約数和(自身を除く): 31867828

約数列:

[1, 2, 4, 5, 10, 20, 607, 1214, 2377, 2428, 3035, 4754, 6070, 9508, 11885, 12140, 23770, 47540, 1442839, 2885678, 5771356, 7214195, 14428390, 28856780]

約数ペア:

[(1, 28856780), (2, 14428390), (4, 7214195), (5, 5771356), (10, 2885678), (20, 1442839), (607, 47540), (1214, 23770), (2377, 12140), (2428, 11885), (3035, 9508), (4754, 6070)]