120810020

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{47563}}^1$

素因数の和:47699

約数の個数: 24

約数和(自身を含む): 255704064

約数和(自身を除く): 134894044

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 47563, 95126, 190252, 237815, 475630, 951260, 6040501, 12081002, 24162004, 30202505, 60405010, 120810020]

約数ペア:

[(1, 120810020), (2, 60405010), (4, 30202505), (5, 24162004), (10, 12081002), (20, 6040501), (127, 951260), (254, 475630), (508, 237815), (635, 190252), (1270, 95126), (2540, 47563)]