289206860

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{174221}}^1$

素因数の和:174313

約数の個数: 24

約数和(自身を含む): 614655216

約数和(自身を除く): 325448356

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 174221, 348442, 696884, 871105, 1742210, 3484420, 14460343, 28920686, 57841372, 72301715, 144603430, 289206860]

約数ペア:

[(1, 289206860), (2, 144603430), (4, 72301715), (5, 57841372), (10, 28920686), (20, 14460343), (83, 3484420), (166, 1742210), (332, 871105), (415, 696884), (830, 348442), (1660, 174221)]