1701980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{12157}}^1$

素因数の和:12173

約数の個数: 24

約数和(自身を含む): 4085088

約数和(自身を除く): 2383108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 12157, 24314, 48628, 60785, 85099, 121570, 170198, 243140, 340396, 425495, 850990, 1701980]

約数ペア:

[(1, 1701980), (2, 850990), (4, 425495), (5, 340396), (7, 243140), (10, 170198), (14, 121570), (20, 85099), (28, 60785), (35, 48628), (70, 24314), (140, 12157)]