360210820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{16661}}^1$

素因数の和:16740

約数の個数: 48

約数和(自身を含む): 806174208

約数和(自身を除く): 445963388

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 47, 92, 94, 115, 188, 230, 235, 460, 470, 940, 1081, 2162, 4324, 5405, 10810, 16661, 21620, 33322, 66644, 83305, 166610, 333220, 383203, 766406, 783067, 1532812, 1566134, 1916015, 3132268, 3832030, 3915335, 7664060, 7830670, 15661340, 18010541, 36021082, 72042164, 90052705, 180105410, 360210820]

約数ペア:

[(1, 360210820), (2, 180105410), (4, 90052705), (5, 72042164), (10, 36021082), (20, 18010541), (23, 15661340), (46, 7830670), (47, 7664060), (92, 3915335), (94, 3832030), (115, 3132268), (188, 1916015), (230, 1566134), (235, 1532812), (460, 783067), (470, 766406), (940, 383203), (1081, 333220), (2162, 166610), (4324, 83305), (5405, 66644), (10810, 33322), (16661, 21620)]