1330160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1279}}^1$

素因数の和:1305

約数の個数: 40

約数和(自身を含む): 3333120

約数和(自身を除く): 2002960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 1279, 2558, 5116, 6395, 10232, 12790, 16627, 20464, 25580, 33254, 51160, 66508, 83135, 102320, 133016, 166270, 266032, 332540, 665080, 1330160]

約数ペア:

[(1, 1330160), (2, 665080), (4, 332540), (5, 266032), (8, 166270), (10, 133016), (13, 102320), (16, 83135), (20, 66508), (26, 51160), (40, 33254), (52, 25580), (65, 20464), (80, 16627), (104, 12790), (130, 10232), (208, 6395), (260, 5116), (520, 2558), (1040, 1279)]