15348820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{547}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 34247808

約数和(自身を除く): 18898988

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 61, 92, 115, 122, 230, 244, 305, 460, 547, 610, 1094, 1220, 1403, 2188, 2735, 2806, 5470, 5612, 7015, 10940, 12581, 14030, 25162, 28060, 33367, 50324, 62905, 66734, 125810, 133468, 166835, 251620, 333670, 667340, 767441, 1534882, 3069764, 3837205, 7674410, 15348820]

約数ペア:

[(1, 15348820), (2, 7674410), (4, 3837205), (5, 3069764), (10, 1534882), (20, 767441), (23, 667340), (46, 333670), (61, 251620), (92, 166835), (115, 133468), (122, 125810), (230, 66734), (244, 62905), (305, 50324), (460, 33367), (547, 28060), (610, 25162), (1094, 14030), (1220, 12581), (1403, 10940), (2188, 7015), (2735, 5612), (2806, 5470)]