42451820

素因数分解:

$2^2\times 5^1\times {\mathrm{887}}^1\times {\mathrm{2393}}^1$

素因数の和:3289

約数の個数: 24

約数和(自身を含む): 89286624

約数和(自身を除く): 46834804

約数列:

[1, 2, 4, 5, 10, 20, 887, 1774, 2393, 3548, 4435, 4786, 8870, 9572, 11965, 17740, 23930, 47860, 2122591, 4245182, 8490364, 10612955, 21225910, 42451820]

約数ペア:

[(1, 42451820), (2, 21225910), (4, 10612955), (5, 8490364), (10, 4245182), (20, 2122591), (887, 47860), (1774, 23930), (2393, 17740), (3548, 11965), (4435, 9572), (4786, 8870)]