65388460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{192319}}^1$

素因数の和:192345

約数の個数: 24

約数和(自身を含む): 145393920

約数和(自身を除く): 80005460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 192319, 384638, 769276, 961595, 1923190, 3269423, 3846380, 6538846, 13077692, 16347115, 32694230, 65388460]

約数ペア:

[(1, 65388460), (2, 32694230), (4, 16347115), (5, 13077692), (10, 6538846), (17, 3846380), (20, 3269423), (34, 1923190), (68, 961595), (85, 769276), (170, 384638), (340, 192319)]