19120340

素因数分解:

$2^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{2663}}^1$

素因数の和:3031

約数の個数: 24

約数和(自身を含む): 40279680

約数和(自身を除く): 21159340

約数列:

[1, 2, 4, 5, 10, 20, 359, 718, 1436, 1795, 2663, 3590, 5326, 7180, 10652, 13315, 26630, 53260, 956017, 1912034, 3824068, 4780085, 9560170, 19120340]

約数ペア:

[(1, 19120340), (2, 9560170), (4, 4780085), (5, 3824068), (10, 1912034), (20, 956017), (359, 53260), (718, 26630), (1436, 13315), (1795, 10652), (2663, 7180), (3590, 5326)]