2021610580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9189139}}^1$

素因数の和:9189159

約数の個数: 24

約数和(自身を含む): 4631326560

約数和(自身を除く): 2609715980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 9189139, 18378278, 36756556, 45945695, 91891390, 101080529, 183782780, 202161058, 404322116, 505402645, 1010805290, 2021610580]

約数ペア:

[(1, 2021610580), (2, 1010805290), (4, 505402645), (5, 404322116), (10, 202161058), (11, 183782780), (20, 101080529), (22, 91891390), (44, 45945695), (55, 36756556), (110, 18378278), (220, 9189139)]