82845560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{295877}}^1$

素因数の和:295895

約数の個数: 32

約数和(自身を含む): 213032160

約数和(自身を除く): 130186600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 295877, 591754, 1183508, 1479385, 2071139, 2367016, 2958770, 4142278, 5917540, 8284556, 10355695, 11835080, 16569112, 20711390, 41422780, 82845560]

約数ペア:

[(1, 82845560), (2, 41422780), (4, 20711390), (5, 16569112), (7, 11835080), (8, 10355695), (10, 8284556), (14, 5917540), (20, 4142278), (28, 2958770), (35, 2367016), (40, 2071139), (56, 1479385), (70, 1183508), (140, 591754), (280, 295877)]