388623080

素因数分解:

$2^3\times 5^1\times {\mathrm{1061}}^1\times {\mathrm{9157}}^1$

素因数の和:10229

約数の個数: 32

約数和(自身を含む): 875321640

約数和(自身を除く): 486698560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1061, 2122, 4244, 5305, 8488, 9157, 10610, 18314, 21220, 36628, 42440, 45785, 73256, 91570, 183140, 366280, 9715577, 19431154, 38862308, 48577885, 77724616, 97155770, 194311540, 388623080]

約数ペア:

[(1, 388623080), (2, 194311540), (4, 97155770), (5, 77724616), (8, 48577885), (10, 38862308), (20, 19431154), (40, 9715577), (1061, 366280), (2122, 183140), (4244, 91570), (5305, 73256), (8488, 45785), (9157, 42440), (10610, 36628), (18314, 21220)]