40126580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{154333}}^1$

素因数の和:154355

約数の個数: 24

約数和(自身を含む): 90748392

約数和(自身を除く): 50621812

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 154333, 308666, 617332, 771665, 1543330, 2006329, 3086660, 4012658, 8025316, 10031645, 20063290, 40126580]

約数ペア:

[(1, 40126580), (2, 20063290), (4, 10031645), (5, 8025316), (10, 4012658), (13, 3086660), (20, 2006329), (26, 1543330), (52, 771665), (65, 617332), (130, 308666), (260, 154333)]