20585030

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{367}}^1$

素因数の和:524

約数の個数: 32

約数和(自身を含む): 38154240

約数和(自身を除く): 17569210

約数列:

[1, 2, 5, 10, 71, 79, 142, 158, 355, 367, 395, 710, 734, 790, 1835, 3670, 5609, 11218, 26057, 28045, 28993, 52114, 56090, 57986, 130285, 144965, 260570, 289930, 2058503, 4117006, 10292515, 20585030]

約数ペア:

[(1, 20585030), (2, 10292515), (5, 4117006), (10, 2058503), (71, 289930), (79, 260570), (142, 144965), (158, 130285), (355, 57986), (367, 56090), (395, 52114), (710, 28993), (734, 28045), (790, 26057), (1835, 11218), (3670, 5609)]