4256590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{239}}^1$

素因数の和:396

約数の個数: 32

約数和(自身を含む): 8346240

約数和(自身を除く): 4089650

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 137, 239, 274, 478, 685, 1195, 1370, 1781, 2390, 3107, 3562, 6214, 8905, 15535, 17810, 31070, 32743, 65486, 163715, 327430, 425659, 851318, 2128295, 4256590]

約数ペア:

[(1, 4256590), (2, 2128295), (5, 851318), (10, 425659), (13, 327430), (26, 163715), (65, 65486), (130, 32743), (137, 31070), (239, 17810), (274, 15535), (478, 8905), (685, 6214), (1195, 3562), (1370, 3107), (1781, 2390)]