28945400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{223}}^1$

素因数の和:309

約数の個数: 96

約数和(自身を含む): 74995200

約数和(自身を除く): 46049800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 59, 88, 100, 110, 118, 200, 220, 223, 236, 275, 295, 440, 446, 472, 550, 590, 649, 892, 1100, 1115, 1180, 1298, 1475, 1784, 2200, 2230, 2360, 2453, 2596, 2950, 3245, 4460, 4906, 5192, 5575, 5900, 6490, 8920, 9812, 11150, 11800, 12265, 12980, 13157, 16225, 19624, 22300, 24530, 25960, 26314, 32450, 44600, 49060, 52628, 61325, 64900, 65785, 98120, 105256, 122650, 129800, 131570, 144727, 245300, 263140, 289454, 328925, 490600, 526280, 578908, 657850, 723635, 1157816, 1315700, 1447270, 2631400, 2894540, 3618175, 5789080, 7236350, 14472700, 28945400]

約数ペア:

[(1, 28945400), (2, 14472700), (4, 7236350), (5, 5789080), (8, 3618175), (10, 2894540), (11, 2631400), (20, 1447270), (22, 1315700), (25, 1157816), (40, 723635), (44, 657850), (50, 578908), (55, 526280), (59, 490600), (88, 328925), (100, 289454), (110, 263140), (118, 245300), (200, 144727), (220, 131570), (223, 129800), (236, 122650), (275, 105256), (295, 98120), (440, 65785), (446, 64900), (472, 61325), (550, 52628), (590, 49060), (649, 44600), (892, 32450), (1100, 26314), (1115, 25960), (1180, 24530), (1298, 22300), (1475, 19624), (1784, 16225), (2200, 13157), (2230, 12980), (2360, 12265), (2453, 11800), (2596, 11150), (2950, 9812), (3245, 8920), (4460, 6490), (4906, 5900), (5192, 5575)]