22702780

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{11239}}^1$

素因数の和:11349

約数の個数: 24

約数和(自身を含む): 48152160

約数和(自身を除く): 25449380

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 11239, 22478, 44956, 56195, 112390, 224780, 1135139, 2270278, 4540556, 5675695, 11351390, 22702780]

約数ペア:

[(1, 22702780), (2, 11351390), (4, 5675695), (5, 4540556), (10, 2270278), (20, 1135139), (101, 224780), (202, 112390), (404, 56195), (505, 44956), (1010, 22478), (2020, 11239)]