12328940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47419}}^1$

素因数の和:47441

約数の個数: 24

約数和(自身を含む): 27882960

約数和(自身を除く): 15554020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 47419, 94838, 189676, 237095, 474190, 616447, 948380, 1232894, 2465788, 3082235, 6164470, 12328940]

約数ペア:

[(1, 12328940), (2, 6164470), (4, 3082235), (5, 2465788), (10, 1232894), (13, 948380), (20, 616447), (26, 474190), (52, 237095), (65, 189676), (130, 94838), (260, 47419)]