2079968440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4727201}}^1$

素因数の和:4727223

約数の個数: 32

約数和(自身を含む): 5105378160

約数和(自身を除く): 3025409720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 4727201, 9454402, 18908804, 23636005, 37817608, 47272010, 51999211, 94544020, 103998422, 189088040, 207996844, 259996055, 415993688, 519992110, 1039984220, 2079968440]

約数ペア:

[(1, 2079968440), (2, 1039984220), (4, 519992110), (5, 415993688), (8, 259996055), (10, 207996844), (11, 189088040), (20, 103998422), (22, 94544020), (40, 51999211), (44, 47272010), (55, 37817608), (88, 23636005), (110, 18908804), (220, 9454402), (440, 4727201)]