10688740

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 23369472

約数和(自身を除く): 12680732

約数列:

[1, 2, 4, 5, 10, 20, 47, 83, 94, 137, 166, 188, 235, 274, 332, 415, 470, 548, 685, 830, 940, 1370, 1660, 2740, 3901, 6439, 7802, 11371, 12878, 15604, 19505, 22742, 25756, 32195, 39010, 45484, 56855, 64390, 78020, 113710, 128780, 227420, 534437, 1068874, 2137748, 2672185, 5344370, 10688740]

約数ペア:

[(1, 10688740), (2, 5344370), (4, 2672185), (5, 2137748), (10, 1068874), (20, 534437), (47, 227420), (83, 128780), (94, 113710), (137, 78020), (166, 64390), (188, 56855), (235, 45484), (274, 39010), (332, 32195), (415, 25756), (470, 22742), (548, 19505), (685, 15604), (830, 12878), (940, 11371), (1370, 7802), (1660, 6439), (2740, 3901)]