8780570

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:310

約数の個数: 32

約数和(自身を含む): 16329600

約数和(自身を除く): 7549030

約数列:

[1, 2, 5, 10, 71, 83, 142, 149, 166, 298, 355, 415, 710, 745, 830, 1490, 5893, 10579, 11786, 12367, 21158, 24734, 29465, 52895, 58930, 61835, 105790, 123670, 878057, 1756114, 4390285, 8780570]

約数ペア:

[(1, 8780570), (2, 4390285), (5, 1756114), (10, 878057), (71, 123670), (83, 105790), (142, 61835), (149, 58930), (166, 52895), (298, 29465), (355, 24734), (415, 21158), (710, 12367), (745, 11786), (830, 10579), (1490, 5893)]