31260160

素因数分解:

$2^9\times 5^1\times {\mathrm{12211}}^1$

素因数の和:12234

約数の個数: 40

約数和(自身を含む): 74957256

約数和(自身を除く): 43697096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 12211, 24422, 48844, 61055, 97688, 122110, 195376, 244220, 390752, 488440, 781504, 976880, 1563008, 1953760, 3126016, 3907520, 6252032, 7815040, 15630080, 31260160]

約数ペア:

[(1, 31260160), (2, 15630080), (4, 7815040), (5, 6252032), (8, 3907520), (10, 3126016), (16, 1953760), (20, 1563008), (32, 976880), (40, 781504), (64, 488440), (80, 390752), (128, 244220), (160, 195376), (256, 122110), (320, 97688), (512, 61055), (640, 48844), (1280, 24422), (2560, 12211)]