171057880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{610921}}^1$

素因数の和:610939

約数の個数: 32

約数和(自身を含む): 439863840

約数和(自身を除く): 268805960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 610921, 1221842, 2443684, 3054605, 4276447, 4887368, 6109210, 8552894, 12218420, 17105788, 21382235, 24436840, 34211576, 42764470, 85528940, 171057880]

約数ペア:

[(1, 171057880), (2, 85528940), (4, 42764470), (5, 34211576), (7, 24436840), (8, 21382235), (10, 17105788), (14, 12218420), (20, 8552894), (28, 6109210), (35, 4887368), (40, 4276447), (56, 3054605), (70, 2443684), (140, 1221842), (280, 610921)]