7868740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{761}}^1$

素因数の和:828

約数の個数: 48

約数和(自身を含む): 18434304

約数和(自身を除く): 10565564

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 470, 517, 761, 940, 1034, 1522, 2068, 2585, 3044, 3805, 5170, 7610, 8371, 10340, 15220, 16742, 33484, 35767, 41855, 71534, 83710, 143068, 167420, 178835, 357670, 393437, 715340, 786874, 1573748, 1967185, 3934370, 7868740]

約数ペア:

[(1, 7868740), (2, 3934370), (4, 1967185), (5, 1573748), (10, 786874), (11, 715340), (20, 393437), (22, 357670), (44, 178835), (47, 167420), (55, 143068), (94, 83710), (110, 71534), (188, 41855), (220, 35767), (235, 33484), (470, 16742), (517, 15220), (761, 10340), (940, 8371), (1034, 7610), (1522, 5170), (2068, 3805), (2585, 3044)]