1347789020

素因数分解:

$2^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{135049}}^1$

素因数の和:135557

約数の個数: 24

約数和(自身を含む): 2836050000

約数和(自身を除く): 1488260980

約数列:

[1, 2, 4, 5, 10, 20, 499, 998, 1996, 2495, 4990, 9980, 135049, 270098, 540196, 675245, 1350490, 2700980, 67389451, 134778902, 269557804, 336947255, 673894510, 1347789020]

約数ペア:

[(1, 1347789020), (2, 673894510), (4, 336947255), (5, 269557804), (10, 134778902), (20, 67389451), (499, 2700980), (998, 1350490), (1996, 675245), (2495, 540196), (4990, 270098), (9980, 135049)]