1977350

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:640

約数の個数: 24

約数和(自身を含む): 3736368

約数和(自身を除く): 1759018

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 355, 557, 710, 1114, 1775, 2785, 3550, 5570, 13925, 27850, 39547, 79094, 197735, 395470, 988675, 1977350]

約数ペア:

[(1, 1977350), (2, 988675), (5, 395470), (10, 197735), (25, 79094), (50, 39547), (71, 27850), (142, 13925), (355, 5570), (557, 3550), (710, 2785), (1114, 1775)]