12012580

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{1721}}^1$

素因数の和:2079

約数の個数: 24

約数和(自身を含む): 25313400

約数和(自身を除く): 13300820

約数列:

[1, 2, 4, 5, 10, 20, 349, 698, 1396, 1721, 1745, 3442, 3490, 6884, 6980, 8605, 17210, 34420, 600629, 1201258, 2402516, 3003145, 6006290, 12012580]

約数ペア:

[(1, 12012580), (2, 6006290), (4, 3003145), (5, 2402516), (10, 1201258), (20, 600629), (349, 34420), (698, 17210), (1396, 8605), (1721, 6980), (1745, 6884), (3442, 3490)]