2870530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:402

約数の個数: 32

約数和(自身を含む): 5660928

約数和(自身を除く): 2790398

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 311, 355, 622, 710, 923, 1555, 1846, 3110, 4043, 4615, 8086, 9230, 20215, 22081, 40430, 44162, 110405, 220810, 287053, 574106, 1435265, 2870530]

約数ペア:

[(1, 2870530), (2, 1435265), (5, 574106), (10, 287053), (13, 220810), (26, 110405), (65, 44162), (71, 40430), (130, 22081), (142, 20215), (311, 9230), (355, 8086), (622, 4615), (710, 4043), (923, 3110), (1555, 1846)]