19054280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4003}}^1$

素因数の和:4038

約数の個数: 64

約数和(自身を含む): 51891840

約数和(自身を除く): 32837560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4003, 4760, 8006, 16012, 20015, 28021, 32024, 40030, 56042, 68051, 80060, 112084, 136102, 140105, 160120, 224168, 272204, 280210, 340255, 476357, 544408, 560420, 680510, 952714, 1120840, 1361020, 1905428, 2381785, 2722040, 3810856, 4763570, 9527140, 19054280]

約数ペア:

[(1, 19054280), (2, 9527140), (4, 4763570), (5, 3810856), (7, 2722040), (8, 2381785), (10, 1905428), (14, 1361020), (17, 1120840), (20, 952714), (28, 680510), (34, 560420), (35, 544408), (40, 476357), (56, 340255), (68, 280210), (70, 272204), (85, 224168), (119, 160120), (136, 140105), (140, 136102), (170, 112084), (238, 80060), (280, 68051), (340, 56042), (476, 40030), (595, 32024), (680, 28021), (952, 20015), (1190, 16012), (2380, 8006), (4003, 4760)]