170191640

素因数分解:

$2^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{13681}}^1$

素因数の和:14003

約数の個数: 32

約数和(自身を含む): 384190560

約数和(自身を除く): 213998920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 311, 622, 1244, 1555, 2488, 3110, 6220, 12440, 13681, 27362, 54724, 68405, 109448, 136810, 273620, 547240, 4254791, 8509582, 17019164, 21273955, 34038328, 42547910, 85095820, 170191640]

約数ペア:

[(1, 170191640), (2, 85095820), (4, 42547910), (5, 34038328), (8, 21273955), (10, 17019164), (20, 8509582), (40, 4254791), (311, 547240), (622, 273620), (1244, 136810), (1555, 109448), (2488, 68405), (3110, 54724), (6220, 27362), (12440, 13681)]