2040236

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{521}}^1$

素因数の和:625

約数の個数: 24

約数和(自身を含む): 3946320

約数和(自身を除く): 1906084

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 521, 979, 1042, 1958, 2084, 3916, 5731, 11462, 22924, 46369, 92738, 185476, 510059, 1020118, 2040236]

約数ペア:

[(1, 2040236), (2, 1020118), (4, 510059), (11, 185476), (22, 92738), (44, 46369), (89, 22924), (178, 11462), (356, 5731), (521, 3916), (979, 2084), (1042, 1958)]