1388702930

素因数分解:

$2^1\times 5^1\times {\mathrm{883}}^1\times {\mathrm{157271}}^1$

素因数の和:158161

約数の個数: 16

約数和(自身を含む): 2502512064

約数和(自身を除く): 1113809134

約数列:

[1, 2, 5, 10, 883, 1766, 4415, 8830, 157271, 314542, 786355, 1572710, 138870293, 277740586, 694351465, 1388702930]

約数ペア:

[(1, 1388702930), (2, 694351465), (5, 277740586), (10, 138870293), (883, 1572710), (1766, 786355), (4415, 314542), (8830, 157271)]