742400720

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^2\times {\mathrm{4201}}^1$

素因数の和:4308

約数の個数: 60

約数和(自身を含む): 1764008004

約数和(自身を除く): 1021607284

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 2209, 3760, 4201, 4418, 8402, 8836, 11045, 16804, 17672, 21005, 22090, 33608, 35344, 42010, 44180, 67216, 84020, 88360, 168040, 176720, 197447, 336080, 394894, 789788, 987235, 1579576, 1974470, 3159152, 3948940, 7897880, 9280009, 15795760, 18560018, 37120036, 46400045, 74240072, 92800090, 148480144, 185600180, 371200360, 742400720]

約数ペア:

[(1, 742400720), (2, 371200360), (4, 185600180), (5, 148480144), (8, 92800090), (10, 74240072), (16, 46400045), (20, 37120036), (40, 18560018), (47, 15795760), (80, 9280009), (94, 7897880), (188, 3948940), (235, 3159152), (376, 1974470), (470, 1579576), (752, 987235), (940, 789788), (1880, 394894), (2209, 336080), (3760, 197447), (4201, 176720), (4418, 168040), (8402, 88360), (8836, 84020), (11045, 67216), (16804, 44180), (17672, 42010), (21005, 35344), (22090, 33608)]