20888940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{348149}}^1$

素因数の和:348161

約数の個数: 24

約数和(自身を含む): 58489200

約数和(自身を除く): 37600260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 348149, 696298, 1044447, 1392596, 1740745, 2088894, 3481490, 4177788, 5222235, 6962980, 10444470, 20888940]

約数ペア:

[(1, 20888940), (2, 10444470), (3, 6962980), (4, 5222235), (5, 4177788), (6, 3481490), (10, 2088894), (12, 1740745), (15, 1392596), (20, 1044447), (30, 696298), (60, 348149)]