2738320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2633}}^1$

素因数の和:2659

約数の個数: 40

約数和(自身を含む): 6858936

約数和(自身を除く): 4120616

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 2633, 5266, 10532, 13165, 21064, 26330, 34229, 42128, 52660, 68458, 105320, 136916, 171145, 210640, 273832, 342290, 547664, 684580, 1369160, 2738320]

約数ペア:

[(1, 2738320), (2, 1369160), (4, 684580), (5, 547664), (8, 342290), (10, 273832), (13, 210640), (16, 171145), (20, 136916), (26, 105320), (40, 68458), (52, 52660), (65, 42128), (80, 34229), (104, 26330), (130, 21064), (208, 13165), (260, 10532), (520, 5266), (1040, 2633)]