4928720

素因数分解:

$2^4\times 5^1\times {\mathrm{61609}}^1$

素因数の和:61622

約数の個数: 20

約数和(自身を含む): 11459460

約数和(自身を除く): 6530740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 61609, 123218, 246436, 308045, 492872, 616090, 985744, 1232180, 2464360, 4928720]

約数ペア:

[(1, 4928720), (2, 2464360), (4, 1232180), (5, 985744), (8, 616090), (10, 492872), (16, 308045), (20, 246436), (40, 123218), (80, 61609)]