12677840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{22639}}^1$

素因数の和:22659

約数の個数: 40

約数和(自身を含む): 33688320

約数和(自身を除く): 21010480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 22639, 45278, 90556, 113195, 158473, 181112, 226390, 316946, 362224, 452780, 633892, 792365, 905560, 1267784, 1584730, 1811120, 2535568, 3169460, 6338920, 12677840]

約数ペア:

[(1, 12677840), (2, 6338920), (4, 3169460), (5, 2535568), (7, 1811120), (8, 1584730), (10, 1267784), (14, 905560), (16, 792365), (20, 633892), (28, 452780), (35, 362224), (40, 316946), (56, 226390), (70, 181112), (80, 158473), (112, 113195), (140, 90556), (280, 45278), (560, 22639)]