8064940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31019}}^1$

素因数の和:31041

約数の個数: 24

約数和(自身を含む): 18239760

約数和(自身を除く): 10174820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 31019, 62038, 124076, 155095, 310190, 403247, 620380, 806494, 1612988, 2016235, 4032470, 8064940]

約数ペア:

[(1, 8064940), (2, 4032470), (4, 2016235), (5, 1612988), (10, 806494), (13, 620380), (20, 403247), (26, 310190), (52, 155095), (65, 124076), (130, 62038), (260, 31019)]