28651810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{13709}}^1$

素因数の和:13746

約数の個数: 32

約数和(自身を含む): 59227200

約数和(自身を除く): 30575390

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 13709, 27418, 68545, 137090, 150799, 260471, 301598, 520942, 753995, 1302355, 1507990, 2604710, 2865181, 5730362, 14325905, 28651810]

約数ペア:

[(1, 28651810), (2, 14325905), (5, 5730362), (10, 2865181), (11, 2604710), (19, 1507990), (22, 1302355), (38, 753995), (55, 520942), (95, 301598), (110, 260471), (190, 150799), (209, 137090), (418, 68545), (1045, 27418), (2090, 13709)]