87884780

素因数分解:

$2^2\times 5^1\times {\mathrm{1223}}^1\times {\mathrm{3593}}^1$

素因数の和:4825

約数の個数: 24

約数和(自身を含む): 184760352

約数和(自身を除く): 96875572

約数列:

[1, 2, 4, 5, 10, 20, 1223, 2446, 3593, 4892, 6115, 7186, 12230, 14372, 17965, 24460, 35930, 71860, 4394239, 8788478, 17576956, 21971195, 43942390, 87884780]

約数ペア:

[(1, 87884780), (2, 43942390), (4, 21971195), (5, 17576956), (10, 8788478), (20, 4394239), (1223, 71860), (2446, 35930), (3593, 24460), (4892, 17965), (6115, 14372), (7186, 12230)]