1680328

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1$

素因数の和:277

約数の個数: 32

約数和(自身を含む): 3447360

約数和(自身を除く): 1767032

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 107, 151, 214, 302, 428, 604, 856, 1208, 1391, 1963, 2782, 3926, 5564, 7852, 11128, 15704, 16157, 32314, 64628, 129256, 210041, 420082, 840164, 1680328]

約数ペア:

[(1, 1680328), (2, 840164), (4, 420082), (8, 210041), (13, 129256), (26, 64628), (52, 32314), (104, 16157), (107, 15704), (151, 11128), (214, 7852), (302, 5564), (428, 3926), (604, 2782), (856, 1963), (1208, 1391)]