16001480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{887}}^1$

素因数の和:950

約数の個数: 64

約数和(自身を含む): 40279680

約数和(自身を除く): 24278200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 887, 902, 1640, 1774, 1804, 2255, 3548, 3608, 4435, 4510, 7096, 8870, 9020, 9757, 17740, 18040, 19514, 35480, 36367, 39028, 48785, 72734, 78056, 97570, 145468, 181835, 195140, 290936, 363670, 390280, 400037, 727340, 800074, 1454680, 1600148, 2000185, 3200296, 4000370, 8000740, 16001480]

約数ペア:

[(1, 16001480), (2, 8000740), (4, 4000370), (5, 3200296), (8, 2000185), (10, 1600148), (11, 1454680), (20, 800074), (22, 727340), (40, 400037), (41, 390280), (44, 363670), (55, 290936), (82, 195140), (88, 181835), (110, 145468), (164, 97570), (205, 78056), (220, 72734), (328, 48785), (410, 39028), (440, 36367), (451, 35480), (820, 19514), (887, 18040), (902, 17740), (1640, 9757), (1774, 9020), (1804, 8870), (2255, 7096), (3548, 4510), (3608, 4435)]