163020560

素因数分解:

$2^4\times 5^1\times {\mathrm{2037757}}^1$

素因数の和:2037770

約数の個数: 20

約数和(自身を含む): 379022988

約数和(自身を除く): 216002428

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2037757, 4075514, 8151028, 10188785, 16302056, 20377570, 32604112, 40755140, 81510280, 163020560]

約数ペア:

[(1, 163020560), (2, 81510280), (4, 40755140), (5, 32604112), (8, 20377570), (10, 16302056), (16, 10188785), (20, 8151028), (40, 4075514), (80, 2037757)]