25821740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{184441}}^1$

素因数の和:184457

約数の個数: 24

約数和(自身を含む): 61972512

約数和(自身を除く): 36150772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 184441, 368882, 737764, 922205, 1291087, 1844410, 2582174, 3688820, 5164348, 6455435, 12910870, 25821740]

約数ペア:

[(1, 25821740), (2, 12910870), (4, 6455435), (5, 5164348), (7, 3688820), (10, 2582174), (14, 1844410), (20, 1291087), (28, 922205), (35, 737764), (70, 368882), (140, 184441)]