27654640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{26591}}^1$

素因数の和:26617

約数の個数: 40

約数和(自身を含む): 69245568

約数和(自身を除く): 41590928

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 26591, 53182, 106364, 132955, 212728, 265910, 345683, 425456, 531820, 691366, 1063640, 1382732, 1728415, 2127280, 2765464, 3456830, 5530928, 6913660, 13827320, 27654640]

約数ペア:

[(1, 27654640), (2, 13827320), (4, 6913660), (5, 5530928), (8, 3456830), (10, 2765464), (13, 2127280), (16, 1728415), (20, 1382732), (26, 1063640), (40, 691366), (52, 531820), (65, 425456), (80, 345683), (104, 265910), (130, 212728), (208, 132955), (260, 106364), (520, 53182), (1040, 26591)]