40894022

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{449}}^1$

素因数の和:608

約数の個数: 32

約数和(自身を含む): 68947200

約数和(自身を除く): 28053178

約数列:

[1, 2, 13, 26, 31, 62, 113, 226, 403, 449, 806, 898, 1469, 2938, 3503, 5837, 7006, 11674, 13919, 27838, 45539, 50737, 91078, 101474, 180947, 361894, 659581, 1319162, 1572847, 3145694, 20447011, 40894022]

約数ペア:

[(1, 40894022), (2, 20447011), (13, 3145694), (26, 1572847), (31, 1319162), (62, 659581), (113, 361894), (226, 180947), (403, 101474), (449, 91078), (806, 50737), (898, 45539), (1469, 27838), (2938, 13919), (3503, 11674), (5837, 7006)]