40066940

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{37799}}^1$

素因数の和:37861

約数の個数: 24

約数和(自身を含む): 85730400

約数和(自身を除く): 45663460

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 37799, 75598, 151196, 188995, 377990, 755980, 2003347, 4006694, 8013388, 10016735, 20033470, 40066940]

約数ペア:

[(1, 40066940), (2, 20033470), (4, 10016735), (5, 8013388), (10, 4006694), (20, 2003347), (53, 755980), (106, 377990), (212, 188995), (265, 151196), (530, 75598), (1060, 37799)]