4245460

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2687}}^1$

素因数の和:2775

約数の個数: 24

約数和(自身を含む): 9031680

約数和(自身を除く): 4786220

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 2687, 5374, 10748, 13435, 26870, 53740, 212273, 424546, 849092, 1061365, 2122730, 4245460]

約数ペア:

[(1, 4245460), (2, 2122730), (4, 1061365), (5, 849092), (10, 424546), (20, 212273), (79, 53740), (158, 26870), (316, 13435), (395, 10748), (790, 5374), (1580, 2687)]