72709580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191341}}^1$

素因数の和:191369

約数の個数: 24

約数和(自身を含む): 160727280

約数和(自身を除く): 88017700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 191341, 382682, 765364, 956705, 1913410, 3635479, 3826820, 7270958, 14541916, 18177395, 36354790, 72709580]

約数ペア:

[(1, 72709580), (2, 36354790), (4, 18177395), (5, 14541916), (10, 7270958), (19, 3826820), (20, 3635479), (38, 1913410), (76, 956705), (95, 765364), (190, 382682), (380, 191341)]