11441440

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1663}}^1$

素因数の和:1721

約数の個数: 48

約数和(自身を含む): 27675648

約数和(自身を除く): 16234208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1663, 1720, 3326, 3440, 6652, 6880, 8315, 13304, 16630, 26608, 33260, 53216, 66520, 71509, 133040, 143018, 266080, 286036, 357545, 572072, 715090, 1144144, 1430180, 2288288, 2860360, 5720720, 11441440]

約数ペア:

[(1, 11441440), (2, 5720720), (4, 2860360), (5, 2288288), (8, 1430180), (10, 1144144), (16, 715090), (20, 572072), (32, 357545), (40, 286036), (43, 266080), (80, 143018), (86, 133040), (160, 71509), (172, 66520), (215, 53216), (344, 33260), (430, 26608), (688, 16630), (860, 13304), (1376, 8315), (1663, 6880), (1720, 6652), (3326, 3440)]