838660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2207}}^1$

素因数の和:2235

約数の個数: 24

約数和(自身を含む): 1854720

約数和(自身を除く): 1016060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 2207, 4414, 8828, 11035, 22070, 41933, 44140, 83866, 167732, 209665, 419330, 838660]

約数ペア:

[(1, 838660), (2, 419330), (4, 209665), (5, 167732), (10, 83866), (19, 44140), (20, 41933), (38, 22070), (76, 11035), (95, 8828), (190, 4414), (380, 2207)]