12924220

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4649}}^1$

素因数の和:4797

約数の個数: 24

約数和(自身を含む): 27342000

約数和(自身を除く): 14417780

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 4649, 9298, 18596, 23245, 46490, 92980, 646211, 1292422, 2584844, 3231055, 6462110, 12924220]

約数ペア:

[(1, 12924220), (2, 6462110), (4, 3231055), (5, 2584844), (10, 1292422), (20, 646211), (139, 92980), (278, 46490), (556, 23245), (695, 18596), (1390, 9298), (2780, 4649)]