1994640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{8311}}^1$

素因数の和:8327

約数の個数: 40

約数和(自身を含む): 6184128

約数和(自身を除く): 4189488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 8311, 16622, 24933, 33244, 41555, 49866, 66488, 83110, 99732, 124665, 132976, 166220, 199464, 249330, 332440, 398928, 498660, 664880, 997320, 1994640]

約数ペア:

[(1, 1994640), (2, 997320), (3, 664880), (4, 498660), (5, 398928), (6, 332440), (8, 249330), (10, 199464), (12, 166220), (15, 132976), (16, 124665), (20, 99732), (24, 83110), (30, 66488), (40, 49866), (48, 41555), (60, 33244), (80, 24933), (120, 16622), (240, 8311)]