20310110

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{547}}^1$

素因数の和:680

約数の個数: 32

約数和(自身を含む): 37877760

約数和(自身を除く): 17567650

約数列:

[1, 2, 5, 10, 47, 79, 94, 158, 235, 395, 470, 547, 790, 1094, 2735, 3713, 5470, 7426, 18565, 25709, 37130, 43213, 51418, 86426, 128545, 216065, 257090, 432130, 2031011, 4062022, 10155055, 20310110]

約数ペア:

[(1, 20310110), (2, 10155055), (5, 4062022), (10, 2031011), (47, 432130), (79, 257090), (94, 216065), (158, 128545), (235, 86426), (395, 51418), (470, 43213), (547, 37130), (790, 25709), (1094, 18565), (2735, 7426), (3713, 5470)]