27850880

素因数分解:

$2^7\times 5^1\times {\mathrm{43517}}^1$

素因数の和:43536

約数の個数: 32

約数和(自身を含む): 66582540

約数和(自身を除く): 38731660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 43517, 87034, 174068, 217585, 348136, 435170, 696272, 870340, 1392544, 1740680, 2785088, 3481360, 5570176, 6962720, 13925440, 27850880]

約数ペア:

[(1, 27850880), (2, 13925440), (4, 6962720), (5, 5570176), (8, 3481360), (10, 2785088), (16, 1740680), (20, 1392544), (32, 870340), (40, 696272), (64, 435170), (80, 348136), (128, 217585), (160, 174068), (320, 87034), (640, 43517)]