20368620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{113159}}^1$

素因数の和:113174

約数の個数: 36

約数和(自身を含む): 61785360

約数和(自身を除く): 41416740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 113159, 226318, 339477, 452636, 565795, 678954, 1018431, 1131590, 1357908, 1697385, 2036862, 2263180, 3394770, 4073724, 5092155, 6789540, 10184310, 20368620]

約数ペア:

[(1, 20368620), (2, 10184310), (3, 6789540), (4, 5092155), (5, 4073724), (6, 3394770), (9, 2263180), (10, 2036862), (12, 1697385), (15, 1357908), (18, 1131590), (20, 1018431), (30, 678954), (36, 565795), (45, 452636), (60, 339477), (90, 226318), (180, 113159)]