12827440

素因数分解:

$2^4\times 5^1\times {\mathrm{160343}}^1$

素因数の和:160356

約数の個数: 20

約数和(自身を含む): 29823984

約数和(自身を除く): 16996544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 160343, 320686, 641372, 801715, 1282744, 1603430, 2565488, 3206860, 6413720, 12827440]

約数ペア:

[(1, 12827440), (2, 6413720), (4, 3206860), (5, 2565488), (8, 1603430), (10, 1282744), (16, 801715), (20, 641372), (40, 320686), (80, 160343)]