8292680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:470

約数の個数: 64

約数和(自身を含む): 20839680

約数和(自身を除く): 12547000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 47, 55, 88, 94, 110, 188, 220, 235, 376, 401, 440, 470, 517, 802, 940, 1034, 1604, 1880, 2005, 2068, 2585, 3208, 4010, 4136, 4411, 5170, 8020, 8822, 10340, 16040, 17644, 18847, 20680, 22055, 35288, 37694, 44110, 75388, 88220, 94235, 150776, 176440, 188470, 207317, 376940, 414634, 753880, 829268, 1036585, 1658536, 2073170, 4146340, 8292680]

約数ペア:

[(1, 8292680), (2, 4146340), (4, 2073170), (5, 1658536), (8, 1036585), (10, 829268), (11, 753880), (20, 414634), (22, 376940), (40, 207317), (44, 188470), (47, 176440), (55, 150776), (88, 94235), (94, 88220), (110, 75388), (188, 44110), (220, 37694), (235, 35288), (376, 22055), (401, 20680), (440, 18847), (470, 17644), (517, 16040), (802, 10340), (940, 8822), (1034, 8020), (1604, 5170), (1880, 4411), (2005, 4136), (2068, 4010), (2585, 3208)]