489356740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^3\times {\mathrm{2011}}^1$

素因数の和:2089

約数の個数: 48

約数和(自身を含む): 1074890880

約数和(自身を除く): 585534140

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 529, 1058, 2011, 2116, 2645, 4022, 5290, 8044, 10055, 10580, 12167, 20110, 24334, 40220, 46253, 48668, 60835, 92506, 121670, 185012, 231265, 243340, 462530, 925060, 1063819, 2127638, 4255276, 5319095, 10638190, 21276380, 24467837, 48935674, 97871348, 122339185, 244678370, 489356740]

約数ペア:

[(1, 489356740), (2, 244678370), (4, 122339185), (5, 97871348), (10, 48935674), (20, 24467837), (23, 21276380), (46, 10638190), (92, 5319095), (115, 4255276), (230, 2127638), (460, 1063819), (529, 925060), (1058, 462530), (2011, 243340), (2116, 231265), (2645, 185012), (4022, 121670), (5290, 92506), (8044, 60835), (10055, 48668), (10580, 46253), (12167, 40220), (20110, 24334)]