87711020

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{22961}}^1$

素因数の和:23161

約数の個数: 24

約数和(自身を含む): 185165568

約数和(自身を除く): 97454548

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 22961, 45922, 91844, 114805, 229610, 459220, 4385551, 8771102, 17542204, 21927755, 43855510, 87711020]

約数ペア:

[(1, 87711020), (2, 43855510), (4, 21927755), (5, 17542204), (10, 8771102), (20, 4385551), (191, 459220), (382, 229610), (764, 114805), (955, 91844), (1910, 45922), (3820, 22961)]