308982020

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{31723}}^1$

素因数の和:32219

約数の個数: 24

約数和(自身を含む): 650215104

約数和(自身を除く): 341233084

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 1948, 2435, 4870, 9740, 31723, 63446, 126892, 158615, 317230, 634460, 15449101, 30898202, 61796404, 77245505, 154491010, 308982020]

約数ペア:

[(1, 308982020), (2, 154491010), (4, 77245505), (5, 61796404), (10, 30898202), (20, 15449101), (487, 634460), (974, 317230), (1948, 158615), (2435, 126892), (4870, 63446), (9740, 31723)]