123193790

素因数分解:

$2^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{19219}}^1$

素因数の和:19867

約数の個数: 16

約数和(自身を含む): 222106320

約数和(自身を除く): 98912530

約数列:

[1, 2, 5, 10, 641, 1282, 3205, 6410, 19219, 38438, 96095, 192190, 12319379, 24638758, 61596895, 123193790]

約数ペア:

[(1, 123193790), (2, 61596895), (5, 24638758), (10, 12319379), (641, 192190), (1282, 96095), (3205, 38438), (6410, 19219)]