1285381690

素因数分解:

$2^1\times 5^1\times {\mathrm{347}}^1\times {\mathrm{370427}}^1$

素因数の和:370781

約数の個数: 16

約数和(自身を含む): 2320360992

約数和(自身を除く): 1034979302

約数列:

[1, 2, 5, 10, 347, 694, 1735, 3470, 370427, 740854, 1852135, 3704270, 128538169, 257076338, 642690845, 1285381690]

約数ペア:

[(1, 1285381690), (2, 642690845), (5, 257076338), (10, 128538169), (347, 3704270), (694, 1852135), (1735, 740854), (3470, 370427)]