219939528080

素因数分解:

$2^4\times 5^1\times {\mathrm{4363}}^1\times {\mathrm{630127}}^1$

素因数の和:634503

約数の個数: 40

約数和(自身を含む): 511477418112

約数和(自身を除く): 291537890032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4363, 8726, 17452, 21815, 34904, 43630, 69808, 87260, 174520, 349040, 630127, 1260254, 2520508, 3150635, 5041016, 6301270, 10082032, 12602540, 25205080, 50410160, 2749244101, 5498488202, 10996976404, 13746220505, 21993952808, 27492441010, 43987905616, 54984882020, 109969764040, 219939528080]

約数ペア:

[(1, 219939528080), (2, 109969764040), (4, 54984882020), (5, 43987905616), (8, 27492441010), (10, 21993952808), (16, 13746220505), (20, 10996976404), (40, 5498488202), (80, 2749244101), (4363, 50410160), (8726, 25205080), (17452, 12602540), (21815, 10082032), (34904, 6301270), (43630, 5041016), (69808, 3150635), (87260, 2520508), (174520, 1260254), (349040, 630127)]