255962540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{752831}}^1$

素因数の和:752857

約数の個数: 24

約数和(自身を含む): 569140992

約数和(自身を除く): 313178452

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 752831, 1505662, 3011324, 3764155, 7528310, 12798127, 15056620, 25596254, 51192508, 63990635, 127981270, 255962540]

約数ペア:

[(1, 255962540), (2, 127981270), (4, 63990635), (5, 51192508), (10, 25596254), (17, 15056620), (20, 12798127), (34, 7528310), (68, 3764155), (85, 3011324), (170, 1505662), (340, 752831)]