171123760

素因数分解:

$2^4\times 5^1\times {\mathrm{2139047}}^1$

素因数の和:2139060

約数の個数: 20

約数和(自身を含む): 397862928

約数和(自身を除く): 226739168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2139047, 4278094, 8556188, 10695235, 17112376, 21390470, 34224752, 42780940, 85561880, 171123760]

約数ペア:

[(1, 171123760), (2, 85561880), (4, 42780940), (5, 34224752), (8, 21390470), (10, 17112376), (16, 10695235), (20, 8556188), (40, 4278094), (80, 2139047)]