19116800

素因数分解:

$2^8\times 5^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:158

約数の個数: 108

約数和(自身を含む): 49423920

約数和(自身を除く): 30307120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 50, 58, 64, 80, 100, 103, 116, 128, 145, 160, 200, 206, 232, 256, 290, 320, 400, 412, 464, 515, 580, 640, 725, 800, 824, 928, 1030, 1160, 1280, 1450, 1600, 1648, 1856, 2060, 2320, 2575, 2900, 2987, 3200, 3296, 3712, 4120, 4640, 5150, 5800, 5974, 6400, 6592, 7424, 8240, 9280, 10300, 11600, 11948, 13184, 14935, 16480, 18560, 20600, 23200, 23896, 26368, 29870, 32960, 37120, 41200, 46400, 47792, 59740, 65920, 74675, 82400, 92800, 95584, 119480, 131840, 149350, 164800, 185600, 191168, 238960, 298700, 329600, 382336, 477920, 597400, 659200, 764672, 955840, 1194800, 1911680, 2389600, 3823360, 4779200, 9558400, 19116800]

約数ペア:

[(1, 19116800), (2, 9558400), (4, 4779200), (5, 3823360), (8, 2389600), (10, 1911680), (16, 1194800), (20, 955840), (25, 764672), (29, 659200), (32, 597400), (40, 477920), (50, 382336), (58, 329600), (64, 298700), (80, 238960), (100, 191168), (103, 185600), (116, 164800), (128, 149350), (145, 131840), (160, 119480), (200, 95584), (206, 92800), (232, 82400), (256, 74675), (290, 65920), (320, 59740), (400, 47792), (412, 46400), (464, 41200), (515, 37120), (580, 32960), (640, 29870), (725, 26368), (800, 23896), (824, 23200), (928, 20600), (1030, 18560), (1160, 16480), (1280, 14935), (1450, 13184), (1600, 11948), (1648, 11600), (1856, 10300), (2060, 9280), (2320, 8240), (2575, 7424), (2900, 6592), (2987, 6400), (3200, 5974), (3296, 5800), (3712, 5150), (4120, 4640)]