208045060

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{547487}}^1$

素因数の和:547515

約数の個数: 24

約数和(自身を含む): 459889920

約数和(自身を除く): 251844860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 547487, 1094974, 2189948, 2737435, 5474870, 10402253, 10949740, 20804506, 41609012, 52011265, 104022530, 208045060]

約数ペア:

[(1, 208045060), (2, 104022530), (4, 52011265), (5, 41609012), (10, 20804506), (19, 10949740), (20, 10402253), (38, 5474870), (76, 2737435), (95, 2189948), (190, 1094974), (380, 547487)]