170741960

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{39161}}^1$

素因数の和:39281

約数の個数: 32

約数和(自身を含む): 387703800

約数和(自身を除く): 216961840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 39161, 78322, 156644, 195805, 313288, 391610, 783220, 1566440, 4268549, 8537098, 17074196, 21342745, 34148392, 42685490, 85370980, 170741960]

約数ペア:

[(1, 170741960), (2, 85370980), (4, 42685490), (5, 34148392), (8, 21342745), (10, 17074196), (20, 8537098), (40, 4268549), (109, 1566440), (218, 783220), (436, 391610), (545, 313288), (872, 195805), (1090, 156644), (2180, 78322), (4360, 39161)]