8305180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1879}}^1$

素因数の和:1918

約数の個数: 48

約数和(自身を含む): 19897920

約数和(自身を除く): 11592740

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 1879, 2210, 3758, 4420, 7516, 9395, 18790, 24427, 31943, 37580, 48854, 63886, 97708, 122135, 127772, 159715, 244270, 319430, 415259, 488540, 638860, 830518, 1661036, 2076295, 4152590, 8305180]

約数ペア:

[(1, 8305180), (2, 4152590), (4, 2076295), (5, 1661036), (10, 830518), (13, 638860), (17, 488540), (20, 415259), (26, 319430), (34, 244270), (52, 159715), (65, 127772), (68, 122135), (85, 97708), (130, 63886), (170, 48854), (221, 37580), (260, 31943), (340, 24427), (442, 18790), (884, 9395), (1105, 7516), (1879, 4420), (2210, 3758)]