206546180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{333139}}^1$

素因数の和:333179

約数の個数: 24

約数和(自身を含む): 447740160

約数和(自身を除く): 241193980

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 333139, 666278, 1332556, 1665695, 3331390, 6662780, 10327309, 20654618, 41309236, 51636545, 103273090, 206546180]

約数ペア:

[(1, 206546180), (2, 103273090), (4, 51636545), (5, 41309236), (10, 20654618), (20, 10327309), (31, 6662780), (62, 3331390), (124, 1665695), (155, 1332556), (310, 666278), (620, 333139)]