8866220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 20514816

約数和(自身を除く): 11648596

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 191, 211, 220, 382, 422, 764, 844, 955, 1055, 1910, 2101, 2110, 2321, 3820, 4202, 4220, 4642, 8404, 9284, 10505, 11605, 21010, 23210, 40301, 42020, 46420, 80602, 161204, 201505, 403010, 443311, 806020, 886622, 1773244, 2216555, 4433110, 8866220]

約数ペア:

[(1, 8866220), (2, 4433110), (4, 2216555), (5, 1773244), (10, 886622), (11, 806020), (20, 443311), (22, 403010), (44, 201505), (55, 161204), (110, 80602), (191, 46420), (211, 42020), (220, 40301), (382, 23210), (422, 21010), (764, 11605), (844, 10505), (955, 9284), (1055, 8404), (1910, 4642), (2101, 4220), (2110, 4202), (2321, 3820)]