39643980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{660733}}^1$

素因数の和:660745

約数の個数: 24

約数和(自身を含む): 111003312

約数和(自身を除く): 71359332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 660733, 1321466, 1982199, 2642932, 3303665, 3964398, 6607330, 7928796, 9910995, 13214660, 19821990, 39643980]

約数ペア:

[(1, 39643980), (2, 19821990), (3, 13214660), (4, 9910995), (5, 7928796), (6, 6607330), (10, 3964398), (12, 3303665), (15, 2642932), (20, 1982199), (30, 1321466), (60, 660733)]