20412910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{41659}}^1$

素因数の和:41680

約数の個数: 24

約数和(自身を含む): 42743160

約数和(自身を除く): 22330250

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 41659, 83318, 208295, 291613, 416590, 583226, 1458065, 2041291, 2916130, 4082582, 10206455, 20412910]

約数ペア:

[(1, 20412910), (2, 10206455), (5, 4082582), (7, 2916130), (10, 2041291), (14, 1458065), (35, 583226), (49, 416590), (70, 291613), (98, 208295), (245, 83318), (490, 41659)]