713990180

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{256831}}^1$

素因数の和:256979

約数の個数: 24

約数和(自身を含む): 1510172160

約数和(自身を除く): 796181980

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 256831, 513662, 1027324, 1284155, 2568310, 5136620, 35699509, 71399018, 142798036, 178497545, 356995090, 713990180]

約数ペア:

[(1, 713990180), (2, 356995090), (4, 178497545), (5, 142798036), (10, 71399018), (20, 35699509), (139, 5136620), (278, 2568310), (556, 1284155), (695, 1027324), (1390, 513662), (2780, 256831)]