3967340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15259}}^1$

素因数の和:15281

約数の個数: 24

約数和(自身を含む): 8972880

約数和(自身を除く): 5005540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 15259, 30518, 61036, 76295, 152590, 198367, 305180, 396734, 793468, 991835, 1983670, 3967340]

約数ペア:

[(1, 3967340), (2, 1983670), (4, 991835), (5, 793468), (10, 396734), (13, 305180), (20, 198367), (26, 152590), (52, 76295), (65, 61036), (130, 30518), (260, 15259)]