1330842980

素因数分解:

$2^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{133351}}^1$

素因数の和:133859

約数の個数: 24

約数和(自身を含む): 2800392000

約数和(自身を除く): 1469549020

約数列:

[1, 2, 4, 5, 10, 20, 499, 998, 1996, 2495, 4990, 9980, 133351, 266702, 533404, 666755, 1333510, 2667020, 66542149, 133084298, 266168596, 332710745, 665421490, 1330842980]

約数ペア:

[(1, 1330842980), (2, 665421490), (4, 332710745), (5, 266168596), (10, 133084298), (20, 66542149), (499, 2667020), (998, 1333510), (1996, 666755), (2495, 533404), (4990, 266702), (9980, 133351)]