867140

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{227}}^1$

素因数の和:427

約数の個数: 24

約数和(自身を含む): 1838592

約数和(自身を除く): 971452

約数列:

[1, 2, 4, 5, 10, 20, 191, 227, 382, 454, 764, 908, 955, 1135, 1910, 2270, 3820, 4540, 43357, 86714, 173428, 216785, 433570, 867140]

約数ペア:

[(1, 867140), (2, 433570), (4, 216785), (5, 173428), (10, 86714), (20, 43357), (191, 4540), (227, 3820), (382, 2270), (454, 1910), (764, 1135), (908, 955)]