8745820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{887}}^1$

素因数の和:942

約数の個数: 48

約数和(自身を含む): 20139840

約数和(自身を除く): 11394020

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 290, 340, 493, 580, 887, 986, 1774, 1972, 2465, 3548, 4435, 4930, 8870, 9860, 15079, 17740, 25723, 30158, 51446, 60316, 75395, 102892, 128615, 150790, 257230, 301580, 437291, 514460, 874582, 1749164, 2186455, 4372910, 8745820]

約数ペア:

[(1, 8745820), (2, 4372910), (4, 2186455), (5, 1749164), (10, 874582), (17, 514460), (20, 437291), (29, 301580), (34, 257230), (58, 150790), (68, 128615), (85, 102892), (116, 75395), (145, 60316), (170, 51446), (290, 30158), (340, 25723), (493, 17740), (580, 15079), (887, 9860), (986, 8870), (1774, 4930), (1972, 4435), (2465, 3548)]