17922730

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{463}}^1$

素因数の和:563

約数の個数: 48

約数和(自身を含む): 38085120

約数和(自身を除く): 20162390

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 79, 98, 158, 245, 395, 463, 490, 553, 790, 926, 1106, 2315, 2765, 3241, 3871, 4630, 5530, 6482, 7742, 16205, 19355, 22687, 32410, 36577, 38710, 45374, 73154, 113435, 182885, 226870, 256039, 365770, 512078, 1280195, 1792273, 2560390, 3584546, 8961365, 17922730]

約数ペア:

[(1, 17922730), (2, 8961365), (5, 3584546), (7, 2560390), (10, 1792273), (14, 1280195), (35, 512078), (49, 365770), (70, 256039), (79, 226870), (98, 182885), (158, 113435), (245, 73154), (395, 45374), (463, 38710), (490, 36577), (553, 32410), (790, 22687), (926, 19355), (1106, 16205), (2315, 7742), (2765, 6482), (3241, 5530), (3871, 4630)]