201620240

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{24953}}^1$

素因数の和:25067

約数の個数: 40

約数和(自身を含む): 473427288

約数和(自身を除く): 271807048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 4040, 8080, 24953, 49906, 99812, 124765, 199624, 249530, 399248, 499060, 998120, 1996240, 2520253, 5040506, 10081012, 12601265, 20162024, 25202530, 40324048, 50405060, 100810120, 201620240]

約数ペア:

[(1, 201620240), (2, 100810120), (4, 50405060), (5, 40324048), (8, 25202530), (10, 20162024), (16, 12601265), (20, 10081012), (40, 5040506), (80, 2520253), (101, 1996240), (202, 998120), (404, 499060), (505, 399248), (808, 249530), (1010, 199624), (1616, 124765), (2020, 99812), (4040, 49906), (8080, 24953)]