12217160

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7103}}^1$

素因数の和:7157

約数の個数: 32

約数和(自身を含む): 28131840

約数和(自身を除く): 15914680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 7103, 14206, 28412, 35515, 56824, 71030, 142060, 284120, 305429, 610858, 1221716, 1527145, 2443432, 3054290, 6108580, 12217160]

約数ペア:

[(1, 12217160), (2, 6108580), (4, 3054290), (5, 2443432), (8, 1527145), (10, 1221716), (20, 610858), (40, 305429), (43, 284120), (86, 142060), (172, 71030), (215, 56824), (344, 35515), (430, 28412), (860, 14206), (1720, 7103)]