206926580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1478047}}^1$

素因数の和:1478063

約数の個数: 24

約数和(自身を含む): 496624128

約数和(自身を除く): 289697548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1478047, 2956094, 5912188, 7390235, 10346329, 14780470, 20692658, 29560940, 41385316, 51731645, 103463290, 206926580]

約数ペア:

[(1, 206926580), (2, 103463290), (4, 51731645), (5, 41385316), (7, 29560940), (10, 20692658), (14, 14780470), (20, 10346329), (28, 7390235), (35, 5912188), (70, 2956094), (140, 1478047)]