890308640

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{428033}}^1$

素因数の和:428061

約数の個数: 48

約数和(自身を含む): 2265155928

約数和(自身を除く): 1374847288

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 428033, 856066, 1712132, 2140165, 3424264, 4280330, 5564429, 6848528, 8560660, 11128858, 13697056, 17121320, 22257716, 27822145, 34242640, 44515432, 55644290, 68485280, 89030864, 111288580, 178061728, 222577160, 445154320, 890308640]

約数ペア:

[(1, 890308640), (2, 445154320), (4, 222577160), (5, 178061728), (8, 111288580), (10, 89030864), (13, 68485280), (16, 55644290), (20, 44515432), (26, 34242640), (32, 27822145), (40, 22257716), (52, 17121320), (65, 13697056), (80, 11128858), (104, 8560660), (130, 6848528), (160, 5564429), (208, 4280330), (260, 3424264), (416, 2140165), (520, 1712132), (1040, 856066), (2080, 428033)]