28354880

素因数分解:

$2^6\times 5^1\times {\mathrm{88609}}^1$

素因数の和:88626

約数の個数: 28

約数和(自身を含む): 67520820

約数和(自身を除く): 39165940

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 88609, 177218, 354436, 443045, 708872, 886090, 1417744, 1772180, 2835488, 3544360, 5670976, 7088720, 14177440, 28354880]

約数ペア:

[(1, 28354880), (2, 14177440), (4, 7088720), (5, 5670976), (8, 3544360), (10, 2835488), (16, 1772180), (20, 1417744), (32, 886090), (40, 708872), (64, 443045), (80, 354436), (160, 177218), (320, 88609)]