40474330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311341}}^1$

素因数の和:311361

約数の個数: 16

約数和(自身を含む): 78458184

約数和(自身を除く): 37983854

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 311341, 622682, 1556705, 3113410, 4047433, 8094866, 20237165, 40474330]

約数ペア:

[(1, 40474330), (2, 20237165), (5, 8094866), (10, 4047433), (13, 3113410), (26, 1556705), (65, 622682), (130, 311341)]