873880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{3121}}^1$

素因数の和:3139

約数の個数: 32

約数和(自身を含む): 2247840

約数和(自身を除く): 1373960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 3121, 6242, 12484, 15605, 21847, 24968, 31210, 43694, 62420, 87388, 109235, 124840, 174776, 218470, 436940, 873880]

約数ペア:

[(1, 873880), (2, 436940), (4, 218470), (5, 174776), (7, 124840), (8, 109235), (10, 87388), (14, 62420), (20, 43694), (28, 31210), (35, 24968), (40, 21847), (56, 15605), (70, 12484), (140, 6242), (280, 3121)]