7245520

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^2$

素因数の和:148

約数の個数: 60

約数和(自身を含む): 17631684

約数和(自身を除く): 10386164

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 47, 80, 82, 94, 164, 188, 205, 235, 328, 376, 410, 470, 656, 752, 820, 940, 1640, 1880, 1927, 2209, 3280, 3760, 3854, 4418, 7708, 8836, 9635, 11045, 15416, 17672, 19270, 22090, 30832, 35344, 38540, 44180, 77080, 88360, 90569, 154160, 176720, 181138, 362276, 452845, 724552, 905690, 1449104, 1811380, 3622760, 7245520]

約数ペア:

[(1, 7245520), (2, 3622760), (4, 1811380), (5, 1449104), (8, 905690), (10, 724552), (16, 452845), (20, 362276), (40, 181138), (41, 176720), (47, 154160), (80, 90569), (82, 88360), (94, 77080), (164, 44180), (188, 38540), (205, 35344), (235, 30832), (328, 22090), (376, 19270), (410, 17672), (470, 15416), (656, 11045), (752, 9635), (820, 8836), (940, 7708), (1640, 4418), (1880, 3854), (1927, 3760), (2209, 3280)]