55121110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{21787}}^1$

素因数の和:21828

約数の個数: 32

約数和(自身を含む): 112948992

約数和(自身を除く): 57827882

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 21787, 43574, 108935, 217870, 239657, 479314, 501101, 1002202, 1198285, 2396570, 2505505, 5011010, 5512111, 11024222, 27560555, 55121110]

約数ペア:

[(1, 55121110), (2, 27560555), (5, 11024222), (10, 5512111), (11, 5011010), (22, 2505505), (23, 2396570), (46, 1198285), (55, 1002202), (110, 501101), (115, 479314), (230, 239657), (253, 217870), (506, 108935), (1265, 43574), (2530, 21787)]