31175390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2311}}^1$

素因数の和:2408

約数の個数: 32

約数和(自身を含む): 59927040

約数和(自身を除く): 28751650

約数列:

[1, 2, 5, 10, 19, 38, 71, 95, 142, 190, 355, 710, 1349, 2311, 2698, 4622, 6745, 11555, 13490, 23110, 43909, 87818, 164081, 219545, 328162, 439090, 820405, 1640810, 3117539, 6235078, 15587695, 31175390]

約数ペア:

[(1, 31175390), (2, 15587695), (5, 6235078), (10, 3117539), (19, 1640810), (38, 820405), (71, 439090), (95, 328162), (142, 219545), (190, 164081), (355, 87818), (710, 43909), (1349, 23110), (2311, 13490), (2698, 11555), (4622, 6745)]