61784660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{441319}}^1$

素因数の和:441335

約数の個数: 24

約数和(自身を含む): 148283520

約数和(自身を除く): 86498860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 441319, 882638, 1765276, 2206595, 3089233, 4413190, 6178466, 8826380, 12356932, 15446165, 30892330, 61784660]

約数ペア:

[(1, 61784660), (2, 30892330), (4, 15446165), (5, 12356932), (7, 8826380), (10, 6178466), (14, 4413190), (20, 3089233), (28, 2206595), (35, 1765276), (70, 882638), (140, 441319)]