8116940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31219}}^1$

素因数の和:31241

約数の個数: 24

約数和(自身を含む): 18357360

約数和(自身を除く): 10240420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 31219, 62438, 124876, 156095, 312190, 405847, 624380, 811694, 1623388, 2029235, 4058470, 8116940]

約数ペア:

[(1, 8116940), (2, 4058470), (4, 2029235), (5, 1623388), (10, 811694), (13, 624380), (20, 405847), (26, 312190), (52, 156095), (65, 124876), (130, 62438), (260, 31219)]