320436668

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{900103}}^1$

素因数の和:900196

約数の個数: 12

約数和(自身を含む): 567065520

約数和(自身を除く): 246628852

約数列:

[1, 2, 4, 89, 178, 356, 900103, 1800206, 3600412, 80109167, 160218334, 320436668]

約数ペア:

[(1, 320436668), (2, 160218334), (4, 80109167), (89, 3600412), (178, 1800206), (356, 900103)]