7390390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1487}}^1$

素因数の和:1572

約数の個数: 32

約数和(自身を含む): 15427584

約数和(自身を除く): 8037194

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 1487, 2485, 2974, 4970, 7435, 10409, 14870, 20818, 52045, 104090, 105577, 211154, 527885, 739039, 1055770, 1478078, 3695195, 7390390]

約数ペア:

[(1, 7390390), (2, 3695195), (5, 1478078), (7, 1055770), (10, 739039), (14, 527885), (35, 211154), (70, 105577), (71, 104090), (142, 52045), (355, 20818), (497, 14870), (710, 10409), (994, 7435), (1487, 4970), (2485, 2974)]