1118080

素因数分解:

$2^7\times 5^1\times {\mathrm{1747}}^1$

素因数の和:1766

約数の個数: 32

約数和(自身を含む): 2674440

約数和(自身を除く): 1556360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1747, 3494, 6988, 8735, 13976, 17470, 27952, 34940, 55904, 69880, 111808, 139760, 223616, 279520, 559040, 1118080]

約数ペア:

[(1, 1118080), (2, 559040), (4, 279520), (5, 223616), (8, 139760), (10, 111808), (16, 69880), (20, 55904), (32, 34940), (40, 27952), (64, 17470), (80, 13976), (128, 8735), (160, 6988), (320, 3494), (640, 1747)]