16188280

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{4007}}^1$

素因数の和:4119

約数の個数: 32

約数和(自身を含む): 36793440

約数和(自身を除く): 20605160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4007, 4040, 8014, 16028, 20035, 32056, 40070, 80140, 160280, 404707, 809414, 1618828, 2023535, 3237656, 4047070, 8094140, 16188280]

約数ペア:

[(1, 16188280), (2, 8094140), (4, 4047070), (5, 3237656), (8, 2023535), (10, 1618828), (20, 809414), (40, 404707), (101, 160280), (202, 80140), (404, 40070), (505, 32056), (808, 20035), (1010, 16028), (2020, 8014), (4007, 4040)]