12198940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{46919}}^1$

素因数の和:46941

約数の個数: 24

約数和(自身を含む): 27588960

約数和(自身を除く): 15390020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 46919, 93838, 187676, 234595, 469190, 609947, 938380, 1219894, 2439788, 3049735, 6099470, 12198940]

約数ペア:

[(1, 12198940), (2, 6099470), (4, 3049735), (5, 2439788), (10, 1219894), (13, 938380), (20, 609947), (26, 469190), (52, 234595), (65, 187676), (130, 93838), (260, 46919)]