39690340

素因数分解:

$2^2\times 5^1\times {\mathrm{811}}^1\times {\mathrm{2447}}^1$

素因数の和:3267

約数の個数: 24

約数和(自身を含む): 83486592

約数和(自身を除く): 43796252

約数列:

[1, 2, 4, 5, 10, 20, 811, 1622, 2447, 3244, 4055, 4894, 8110, 9788, 12235, 16220, 24470, 48940, 1984517, 3969034, 7938068, 9922585, 19845170, 39690340]

約数ペア:

[(1, 39690340), (2, 19845170), (4, 9922585), (5, 7938068), (10, 3969034), (20, 1984517), (811, 48940), (1622, 24470), (2447, 16220), (3244, 12235), (4055, 9788), (4894, 8110)]