2566590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6581}}^1$

素因数の和:6604

約数の個数: 32

約数和(自身を含む): 6634656

約数和(自身を除く): 4068066

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 6581, 13162, 19743, 32905, 39486, 65810, 85553, 98715, 171106, 197430, 256659, 427765, 513318, 855530, 1283295, 2566590]

約数ペア:

[(1, 2566590), (2, 1283295), (3, 855530), (5, 513318), (6, 427765), (10, 256659), (13, 197430), (15, 171106), (26, 98715), (30, 85553), (39, 65810), (65, 39486), (78, 32905), (130, 19743), (195, 13162), (390, 6581)]