353172340

素因数分解:

$2^2\times 5^1\times {\mathrm{1979}}^1\times {\mathrm{8923}}^1$

素因数の和:10911

約数の個数: 24

約数和(自身を含む): 742119840

約数和(自身を除く): 388947500

約数列:

[1, 2, 4, 5, 10, 20, 1979, 3958, 7916, 8923, 9895, 17846, 19790, 35692, 39580, 44615, 89230, 178460, 17658617, 35317234, 70634468, 88293085, 176586170, 353172340]

約数ペア:

[(1, 353172340), (2, 176586170), (4, 88293085), (5, 70634468), (10, 35317234), (20, 17658617), (1979, 178460), (3958, 89230), (7916, 44615), (8923, 39580), (9895, 35692), (17846, 19790)]