1334320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1283}}^1$

素因数の和:1309

約数の個数: 40

約数和(自身を含む): 3343536

約数和(自身を除く): 2009216

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 1283, 2566, 5132, 6415, 10264, 12830, 16679, 20528, 25660, 33358, 51320, 66716, 83395, 102640, 133432, 166790, 266864, 333580, 667160, 1334320]

約数ペア:

[(1, 1334320), (2, 667160), (4, 333580), (5, 266864), (8, 166790), (10, 133432), (13, 102640), (16, 83395), (20, 66716), (26, 51320), (40, 33358), (52, 25660), (65, 20528), (80, 16679), (104, 12830), (130, 10264), (208, 6415), (260, 5132), (520, 2566), (1040, 1283)]