320140016

素因数分解:

$2^4\times 7^1\times {\mathrm{2858393}}^1$

素因数の和:2858408

約数の個数: 20

約数和(自身を含む): 708881712

約数和(自身を除く): 388741696

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2858393, 5716786, 11433572, 20008751, 22867144, 40017502, 45734288, 80035004, 160070008, 320140016]

約数ペア:

[(1, 320140016), (2, 160070008), (4, 80035004), (7, 45734288), (8, 40017502), (14, 22867144), (16, 20008751), (28, 11433572), (56, 5716786), (112, 2858393)]