66206780

素因数分解:

$2^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{9221}}^1$

素因数の和:9589

約数の個数: 24

約数和(自身を含む): 139436640

約数和(自身を除く): 73229860

約数列:

[1, 2, 4, 5, 10, 20, 359, 718, 1436, 1795, 3590, 7180, 9221, 18442, 36884, 46105, 92210, 184420, 3310339, 6620678, 13241356, 16551695, 33103390, 66206780]

約数ペア:

[(1, 66206780), (2, 33103390), (4, 16551695), (5, 13241356), (10, 6620678), (20, 3310339), (359, 184420), (718, 92210), (1436, 46105), (1795, 36884), (3590, 18442), (7180, 9221)]