2603860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{2657}}^1$

素因数の和:2680

約数の個数: 36

約数和(自身を含む): 6363252

約数和(自身を除く): 3759392

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 2657, 5314, 10628, 13285, 18599, 26570, 37198, 53140, 74396, 92995, 130193, 185990, 260386, 371980, 520772, 650965, 1301930, 2603860]

約数ペア:

[(1, 2603860), (2, 1301930), (4, 650965), (5, 520772), (7, 371980), (10, 260386), (14, 185990), (20, 130193), (28, 92995), (35, 74396), (49, 53140), (70, 37198), (98, 26570), (140, 18599), (196, 13285), (245, 10628), (490, 5314), (980, 2657)]