19996140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{333269}}^1$

素因数の和:333281

約数の個数: 24

約数和(自身を含む): 55989360

約数和(自身を除く): 35993220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 333269, 666538, 999807, 1333076, 1666345, 1999614, 3332690, 3999228, 4999035, 6665380, 9998070, 19996140]

約数ペア:

[(1, 19996140), (2, 9998070), (3, 6665380), (4, 4999035), (5, 3999228), (6, 3332690), (10, 1999614), (12, 1666345), (15, 1333076), (20, 999807), (30, 666538), (60, 333269)]