20007990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{222311}}^1$

素因数の和:222324

約数の個数: 24

約数和(自身を含む): 52021008

約数和(自身を除く): 32013018

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 222311, 444622, 666933, 1111555, 1333866, 2000799, 2223110, 3334665, 4001598, 6669330, 10003995, 20007990]

約数ペア:

[(1, 20007990), (2, 10003995), (3, 6669330), (5, 4001598), (6, 3334665), (9, 2223110), (10, 2000799), (15, 1333866), (18, 1111555), (30, 666933), (45, 444622), (90, 222311)]