214589020

素因数分解:

$2^2\times 5^1\times {\mathrm{823}}^1\times {\mathrm{13037}}^1$

素因数の和:13869

約数の個数: 24

約数和(自身を含む): 451219104

約数和(自身を除く): 236630084

約数列:

[1, 2, 4, 5, 10, 20, 823, 1646, 3292, 4115, 8230, 13037, 16460, 26074, 52148, 65185, 130370, 260740, 10729451, 21458902, 42917804, 53647255, 107294510, 214589020]

約数ペア:

[(1, 214589020), (2, 107294510), (4, 53647255), (5, 42917804), (10, 21458902), (20, 10729451), (823, 260740), (1646, 130370), (3292, 65185), (4115, 52148), (8230, 26074), (13037, 16460)]