203296840

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{50321}}^1$

素因数の和:50433

約数の個数: 32

約数和(自身を含む): 461955960

約数和(自身を除く): 258659120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 50321, 100642, 201284, 251605, 402568, 503210, 1006420, 2012840, 5082421, 10164842, 20329684, 25412105, 40659368, 50824210, 101648420, 203296840]

約数ペア:

[(1, 203296840), (2, 101648420), (4, 50824210), (5, 40659368), (8, 25412105), (10, 20329684), (20, 10164842), (40, 5082421), (101, 2012840), (202, 1006420), (404, 503210), (505, 402568), (808, 251605), (1010, 201284), (2020, 100642), (4040, 50321)]