308214620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2201533}}^1$

素因数の和:2201549

約数の個数: 24

約数和(自身を含む): 739715424

約数和(自身を除く): 431500804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2201533, 4403066, 8806132, 11007665, 15410731, 22015330, 30821462, 44030660, 61642924, 77053655, 154107310, 308214620]

約数ペア:

[(1, 308214620), (2, 154107310), (4, 77053655), (5, 61642924), (7, 44030660), (10, 30821462), (14, 22015330), (20, 15410731), (28, 11007665), (35, 8806132), (70, 4403066), (140, 2201533)]