1720192015

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{133711}}^1$

素因数の和:133830

約数の個数: 16

約数和(自身を含む): 2156507136

約数和(自身を除く): 436315121

約数列:

[1, 5, 31, 83, 155, 415, 2573, 12865, 133711, 668555, 4145041, 11098013, 20725205, 55490065, 344038403, 1720192015]

約数ペア:

[(1, 1720192015), (5, 344038403), (31, 55490065), (83, 20725205), (155, 11098013), (415, 4145041), (2573, 668555), (12865, 133711)]