43216940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{166219}}^1$

素因数の和:166241

約数の個数: 24

約数和(自身を含む): 97737360

約数和(自身を除く): 54520420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 166219, 332438, 664876, 831095, 1662190, 2160847, 3324380, 4321694, 8643388, 10804235, 21608470, 43216940]

約数ペア:

[(1, 43216940), (2, 21608470), (4, 10804235), (5, 8643388), (10, 4321694), (13, 3324380), (20, 2160847), (26, 1662190), (52, 831095), (65, 664876), (130, 332438), (260, 166219)]