188665580

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{129223}}^1$

素因数の和:129305

約数の個数: 24

約数和(自身を含む): 401628192

約数和(自身を除く): 212962612

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 129223, 258446, 516892, 646115, 1292230, 2584460, 9433279, 18866558, 37733116, 47166395, 94332790, 188665580]

約数ペア:

[(1, 188665580), (2, 94332790), (4, 47166395), (5, 37733116), (10, 18866558), (20, 9433279), (73, 2584460), (146, 1292230), (292, 646115), (365, 516892), (730, 258446), (1460, 129223)]