889231340

素因数分解:

$2^2\times 5^1\times {\mathrm{2287}}^1\times {\mathrm{19441}}^1$

素因数の和:21737

約数の個数: 24

約数和(自身を含む): 1868298432

約数和(自身を除く): 979067092

約数列:

[1, 2, 4, 5, 10, 20, 2287, 4574, 9148, 11435, 19441, 22870, 38882, 45740, 77764, 97205, 194410, 388820, 44461567, 88923134, 177846268, 222307835, 444615670, 889231340]

約数ペア:

[(1, 889231340), (2, 444615670), (4, 222307835), (5, 177846268), (10, 88923134), (20, 44461567), (2287, 388820), (4574, 194410), (9148, 97205), (11435, 77764), (19441, 45740), (22870, 38882)]