202948820

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{5021}}^1$

素因数の和:5120

約数の個数: 48

約数和(自身を含む): 445471488

約数和(自身を除く): 242522668

約数列:

[1, 2, 4, 5, 10, 20, 43, 47, 86, 94, 172, 188, 215, 235, 430, 470, 860, 940, 2021, 4042, 5021, 8084, 10042, 10105, 20084, 20210, 25105, 40420, 50210, 100420, 215903, 235987, 431806, 471974, 863612, 943948, 1079515, 1179935, 2159030, 2359870, 4318060, 4719740, 10147441, 20294882, 40589764, 50737205, 101474410, 202948820]

約数ペア:

[(1, 202948820), (2, 101474410), (4, 50737205), (5, 40589764), (10, 20294882), (20, 10147441), (43, 4719740), (47, 4318060), (86, 2359870), (94, 2159030), (172, 1179935), (188, 1079515), (215, 943948), (235, 863612), (430, 471974), (470, 431806), (860, 235987), (940, 215903), (2021, 100420), (4042, 50210), (5021, 40420), (8084, 25105), (10042, 20210), (10105, 20084)]