39406140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{218923}}^1$

素因数の和:218938

約数の個数: 36

約数和(自身を含む): 119532504

約数和(自身を除く): 80126364

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 218923, 437846, 656769, 875692, 1094615, 1313538, 1970307, 2189230, 2627076, 3283845, 3940614, 4378460, 6567690, 7881228, 9851535, 13135380, 19703070, 39406140]

約数ペア:

[(1, 39406140), (2, 19703070), (3, 13135380), (4, 9851535), (5, 7881228), (6, 6567690), (9, 4378460), (10, 3940614), (12, 3283845), (15, 2627076), (18, 2189230), (20, 1970307), (30, 1313538), (36, 1094615), (45, 875692), (60, 656769), (90, 437846), (180, 218923)]