225138620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1608133}}^1$

素因数の和:1608149

約数の個数: 24

約数和(自身を含む): 540333024

約数和(自身を除く): 315194404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1608133, 3216266, 6432532, 8040665, 11256931, 16081330, 22513862, 32162660, 45027724, 56284655, 112569310, 225138620]

約数ペア:

[(1, 225138620), (2, 112569310), (4, 56284655), (5, 45027724), (7, 32162660), (10, 22513862), (14, 16081330), (20, 11256931), (28, 8040665), (35, 6432532), (70, 3216266), (140, 1608133)]