2637880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{9421}}^1$

素因数の和:9439

約数の個数: 32

約数和(自身を含む): 6783840

約数和(自身を除く): 4145960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 9421, 18842, 37684, 47105, 65947, 75368, 94210, 131894, 188420, 263788, 329735, 376840, 527576, 659470, 1318940, 2637880]

約数ペア:

[(1, 2637880), (2, 1318940), (4, 659470), (5, 527576), (7, 376840), (8, 329735), (10, 263788), (14, 188420), (20, 131894), (28, 94210), (35, 75368), (40, 65947), (56, 47105), (70, 37684), (140, 18842), (280, 9421)]