131444980

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{152843}}^1$

素因数の和:152895

約数の個数: 24

約数和(自身を含む): 282455712

約数和(自身を除く): 151010732

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 152843, 305686, 611372, 764215, 1528430, 3056860, 6572249, 13144498, 26288996, 32861245, 65722490, 131444980]

約数ペア:

[(1, 131444980), (2, 65722490), (4, 32861245), (5, 26288996), (10, 13144498), (20, 6572249), (43, 3056860), (86, 1528430), (172, 764215), (215, 611372), (430, 305686), (860, 152843)]