264967420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{323131}}^1$

素因数の和:323181

約数の個数: 24

約数和(自身を含む): 570004848

約数和(自身を除く): 305037428

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 323131, 646262, 1292524, 1615655, 3231310, 6462620, 13248371, 26496742, 52993484, 66241855, 132483710, 264967420]

約数ペア:

[(1, 264967420), (2, 132483710), (4, 66241855), (5, 52993484), (10, 26496742), (20, 13248371), (41, 6462620), (82, 3231310), (164, 1615655), (205, 1292524), (410, 646262), (820, 323131)]