69734780

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{49109}}^1$

素因数の和:49189

約数の個数: 24

約数和(自身を含む): 148508640

約数和(自身を除く): 78773860

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 49109, 98218, 196436, 245545, 491090, 982180, 3486739, 6973478, 13946956, 17433695, 34867390, 69734780]

約数ペア:

[(1, 69734780), (2, 34867390), (4, 17433695), (5, 13946956), (10, 6973478), (20, 3486739), (71, 982180), (142, 491090), (284, 245545), (355, 196436), (710, 98218), (1420, 49109)]