2596460

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{659}}^1$

素因数の和:865

約数の個数: 24

約数和(自身を含む): 5488560

約数和(自身を除く): 2892100

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 659, 788, 985, 1318, 1970, 2636, 3295, 3940, 6590, 13180, 129823, 259646, 519292, 649115, 1298230, 2596460]

約数ペア:

[(1, 2596460), (2, 1298230), (4, 649115), (5, 519292), (10, 259646), (20, 129823), (197, 13180), (394, 6590), (659, 3940), (788, 3295), (985, 2636), (1318, 1970)]