406339930

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{991073}}^1$

素因数の和:991121

約数の個数: 16

約数和(自身を含む): 749251944

約数和(自身を除く): 342912014

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 991073, 1982146, 4955365, 9910730, 40633993, 81267986, 203169965, 406339930]

約数ペア:

[(1, 406339930), (2, 203169965), (5, 81267986), (10, 40633993), (41, 9910730), (82, 4955365), (205, 1982146), (410, 991073)]