1405238265790

素因数分解:

$2^1\times 5^1\times {\mathrm{205129}}^1\times {\mathrm{685051}}^1$

素因数の和:890187

約数の個数: 16

約数和(自身を含む): 2529444901680

約数和(自身を除く): 1124206635890

約数列:

[1, 2, 5, 10, 205129, 410258, 685051, 1025645, 1370102, 2051290, 3425255, 6850510, 140523826579, 281047653158, 702619132895, 1405238265790]

約数ペア:

[(1, 1405238265790), (2, 702619132895), (5, 281047653158), (10, 140523826579), (205129, 6850510), (410258, 3425255), (685051, 2051290), (1025645, 1370102)]