8728590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{22381}}^1$

素因数の和:22404

約数の個数: 32

約数和(自身を含む): 22561056

約数和(自身を除く): 13832466

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 22381, 44762, 67143, 111905, 134286, 223810, 290953, 335715, 581906, 671430, 872859, 1454765, 1745718, 2909530, 4364295, 8728590]

約数ペア:

[(1, 8728590), (2, 4364295), (3, 2909530), (5, 1745718), (6, 1454765), (10, 872859), (13, 671430), (15, 581906), (26, 335715), (30, 290953), (39, 223810), (65, 134286), (78, 111905), (130, 67143), (195, 44762), (390, 22381)]