29956780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{213977}}^1$

素因数の和:213993

約数の個数: 24

約数和(自身を含む): 71896608

約数和(自身を除く): 41939828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 213977, 427954, 855908, 1069885, 1497839, 2139770, 2995678, 4279540, 5991356, 7489195, 14978390, 29956780]

約数ペア:

[(1, 29956780), (2, 14978390), (4, 7489195), (5, 5991356), (7, 4279540), (10, 2995678), (14, 2139770), (20, 1497839), (28, 1069885), (35, 855908), (70, 427954), (140, 213977)]