22551280

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2791}}^1$

素因数の和:2905

約数の個数: 40

約数和(自身を含む): 52969824

約数和(自身を除く): 30418544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 2791, 4040, 5582, 8080, 11164, 13955, 22328, 27910, 44656, 55820, 111640, 223280, 281891, 563782, 1127564, 1409455, 2255128, 2818910, 4510256, 5637820, 11275640, 22551280]

約数ペア:

[(1, 22551280), (2, 11275640), (4, 5637820), (5, 4510256), (8, 2818910), (10, 2255128), (16, 1409455), (20, 1127564), (40, 563782), (80, 281891), (101, 223280), (202, 111640), (404, 55820), (505, 44656), (808, 27910), (1010, 22328), (1616, 13955), (2020, 11164), (2791, 8080), (4040, 5582)]