199276280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{711701}}^1$

素因数の和:711719

約数の個数: 32

約数和(自身を含む): 512425440

約数和(自身を除く): 313149160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 711701, 1423402, 2846804, 3558505, 4981907, 5693608, 7117010, 9963814, 14234020, 19927628, 24909535, 28468040, 39855256, 49819070, 99638140, 199276280]

約数ペア:

[(1, 199276280), (2, 99638140), (4, 49819070), (5, 39855256), (7, 28468040), (8, 24909535), (10, 19927628), (14, 14234020), (20, 9963814), (28, 7117010), (35, 5693608), (40, 4981907), (56, 3558505), (70, 2846804), (140, 1423402), (280, 711701)]