123059920

素因数分解:

$2^4\times 5^1\times {\mathrm{409}}^1\times {\mathrm{3761}}^1$

素因数の和:4183

約数の個数: 40

約数和(自身を含む): 286890120

約数和(自身を除く): 163830200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 409, 818, 1636, 2045, 3272, 3761, 4090, 6544, 7522, 8180, 15044, 16360, 18805, 30088, 32720, 37610, 60176, 75220, 150440, 300880, 1538249, 3076498, 6152996, 7691245, 12305992, 15382490, 24611984, 30764980, 61529960, 123059920]

約数ペア:

[(1, 123059920), (2, 61529960), (4, 30764980), (5, 24611984), (8, 15382490), (10, 12305992), (16, 7691245), (20, 6152996), (40, 3076498), (80, 1538249), (409, 300880), (818, 150440), (1636, 75220), (2045, 60176), (3272, 37610), (3761, 32720), (4090, 30088), (6544, 18805), (7522, 16360), (8180, 15044)]