27340180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{487}}^1$

素因数の和:904

約数の個数: 48

約数和(自身を含む): 65915136

約数和(自身を除く): 38574956

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 401, 487, 802, 974, 1604, 1948, 2005, 2435, 2807, 3409, 4010, 4870, 5614, 6818, 8020, 9740, 11228, 13636, 14035, 17045, 28070, 34090, 56140, 68180, 195287, 390574, 781148, 976435, 1367009, 1952870, 2734018, 3905740, 5468036, 6835045, 13670090, 27340180]

約数ペア:

[(1, 27340180), (2, 13670090), (4, 6835045), (5, 5468036), (7, 3905740), (10, 2734018), (14, 1952870), (20, 1367009), (28, 976435), (35, 781148), (70, 390574), (140, 195287), (401, 68180), (487, 56140), (802, 34090), (974, 28070), (1604, 17045), (1948, 14035), (2005, 13636), (2435, 11228), (2807, 9740), (3409, 8020), (4010, 6818), (4870, 5614)]