713421680

素因数分解:

$2^4\times 5^1\times {\mathrm{8917771}}^1$

素因数の和:8917784

約数の個数: 20

約数和(自身を含む): 1658705592

約数和(自身を除く): 945283912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 8917771, 17835542, 35671084, 44588855, 71342168, 89177710, 142684336, 178355420, 356710840, 713421680]

約数ペア:

[(1, 713421680), (2, 356710840), (4, 178355420), (5, 142684336), (8, 89177710), (10, 71342168), (16, 44588855), (20, 35671084), (40, 17835542), (80, 8917771)]