1239690080

素因数分解:

$2^5\times 5^1\times {\mathrm{7748063}}^1$

素因数の和:7748078

約数の個数: 24

約数和(自身を含む): 2928768192

約数和(自身を除く): 1689078112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 7748063, 15496126, 30992252, 38740315, 61984504, 77480630, 123969008, 154961260, 247938016, 309922520, 619845040, 1239690080]

約数ペア:

[(1, 1239690080), (2, 619845040), (4, 309922520), (5, 247938016), (8, 154961260), (10, 123969008), (16, 77480630), (20, 61984504), (32, 38740315), (40, 30992252), (80, 15496126), (160, 7748063)]