2927740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 6652800

約数和(自身を除く): 3725060

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 79, 85, 109, 158, 170, 218, 316, 340, 395, 436, 545, 790, 1090, 1343, 1580, 1853, 2180, 2686, 3706, 5372, 6715, 7412, 8611, 9265, 13430, 17222, 18530, 26860, 34444, 37060, 43055, 86110, 146387, 172220, 292774, 585548, 731935, 1463870, 2927740]

約数ペア:

[(1, 2927740), (2, 1463870), (4, 731935), (5, 585548), (10, 292774), (17, 172220), (20, 146387), (34, 86110), (68, 43055), (79, 37060), (85, 34444), (109, 26860), (158, 18530), (170, 17222), (218, 13430), (316, 9265), (340, 8611), (395, 7412), (436, 6715), (545, 5372), (790, 3706), (1090, 2686), (1343, 2180), (1580, 1853)]