174366140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{670639}}^1$

素因数の和:670661

約数の個数: 24

約数和(自身を含む): 394336320

約数和(自身を除く): 219970180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 670639, 1341278, 2682556, 3353195, 6706390, 8718307, 13412780, 17436614, 34873228, 43591535, 87183070, 174366140]

約数ペア:

[(1, 174366140), (2, 87183070), (4, 43591535), (5, 34873228), (10, 17436614), (13, 13412780), (20, 8718307), (26, 6706390), (52, 3353195), (65, 2682556), (130, 1341278), (260, 670639)]