200189140

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{24473}}^1$

素因数の和:24891

約数の個数: 24

約数和(自身を含む): 421442280

約数和(自身を除く): 221253140

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 4090, 8180, 24473, 48946, 97892, 122365, 244730, 489460, 10009457, 20018914, 40037828, 50047285, 100094570, 200189140]

約数ペア:

[(1, 200189140), (2, 100094570), (4, 50047285), (5, 40037828), (10, 20018914), (20, 10009457), (409, 489460), (818, 244730), (1636, 122365), (2045, 97892), (4090, 48946), (8180, 24473)]