16189460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{587}}^1$

素因数の和:800

約数の個数: 48

約数和(自身を含む): 39118464

約数和(自身を除く): 22929004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 197, 394, 587, 788, 985, 1174, 1379, 1970, 2348, 2758, 2935, 3940, 4109, 5516, 5870, 6895, 8218, 11740, 13790, 16436, 20545, 27580, 41090, 82180, 115639, 231278, 462556, 578195, 809473, 1156390, 1618946, 2312780, 3237892, 4047365, 8094730, 16189460]

約数ペア:

[(1, 16189460), (2, 8094730), (4, 4047365), (5, 3237892), (7, 2312780), (10, 1618946), (14, 1156390), (20, 809473), (28, 578195), (35, 462556), (70, 231278), (140, 115639), (197, 82180), (394, 41090), (587, 27580), (788, 20545), (985, 16436), (1174, 13790), (1379, 11740), (1970, 8218), (2348, 6895), (2758, 5870), (2935, 5516), (3940, 4109)]