8266168280

素因数分解:

$2^3\times 5^1\times {\mathrm{206654207}}^1$

素因数の和:206654218

約数の個数: 16

約数和(自身を含む): 18598878720

約数和(自身を除く): 10332710440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 206654207, 413308414, 826616828, 1033271035, 1653233656, 2066542070, 4133084140, 8266168280]

約数ペア:

[(1, 8266168280), (2, 4133084140), (4, 2066542070), (5, 1653233656), (8, 1033271035), (10, 826616828), (20, 413308414), (40, 206654207)]