1796020

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1009}}^1$

素因数の和:1107

約数の個数: 24

約数和(自身を含む): 3817800

約数和(自身を除く): 2021780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1009, 1780, 2018, 4036, 5045, 10090, 20180, 89801, 179602, 359204, 449005, 898010, 1796020]

約数ペア:

[(1, 1796020), (2, 898010), (4, 449005), (5, 359204), (10, 179602), (20, 89801), (89, 20180), (178, 10090), (356, 5045), (445, 4036), (890, 2018), (1009, 1780)]