3962980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{28307}}^1$

素因数の和:28323

約数の個数: 24

約数和(自身を含む): 9511488

約数和(自身を除く): 5548508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 28307, 56614, 113228, 141535, 198149, 283070, 396298, 566140, 792596, 990745, 1981490, 3962980]

約数ペア:

[(1, 3962980), (2, 1981490), (4, 990745), (5, 792596), (7, 566140), (10, 396298), (14, 283070), (20, 198149), (28, 141535), (35, 113228), (70, 56614), (140, 28307)]