266432360

素因数分解:

$2^3\times 5^1\times {\mathrm{6660809}}^1$

素因数の和:6660820

約数の個数: 16

約数和(自身を含む): 599472900

約数和(自身を除く): 333040540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6660809, 13321618, 26643236, 33304045, 53286472, 66608090, 133216180, 266432360]

約数ペア:

[(1, 266432360), (2, 133216180), (4, 66608090), (5, 53286472), (8, 33304045), (10, 26643236), (20, 13321618), (40, 6660809)]