2689310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:308

約数の個数: 32

約数和(自身を含む): 5285952

約数和(自身を除く): 2596642

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 137, 151, 274, 302, 685, 755, 1370, 1510, 1781, 1963, 3562, 3926, 8905, 9815, 17810, 19630, 20687, 41374, 103435, 206870, 268931, 537862, 1344655, 2689310]

約数ペア:

[(1, 2689310), (2, 1344655), (5, 537862), (10, 268931), (13, 206870), (26, 103435), (65, 41374), (130, 20687), (137, 19630), (151, 17810), (274, 9815), (302, 8905), (685, 3926), (755, 3562), (1370, 1963), (1510, 1781)]