262017260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{770639}}^1$

素因数の和:770665

約数の個数: 24

約数和(自身を含む): 582603840

約数和(自身を除く): 320586580

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 770639, 1541278, 3082556, 3853195, 7706390, 13100863, 15412780, 26201726, 52403452, 65504315, 131008630, 262017260]

約数ペア:

[(1, 262017260), (2, 131008630), (4, 65504315), (5, 52403452), (10, 26201726), (17, 15412780), (20, 13100863), (34, 7706390), (68, 3853195), (85, 3082556), (170, 1541278), (340, 770639)]