1283156720

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{147151}}^1$

素因数の和:147273

約数の個数: 40

約数和(自身を含む): 3010729920

約数和(自身を除く): 1727573200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 8720, 147151, 294302, 588604, 735755, 1177208, 1471510, 2354416, 2943020, 5886040, 11772080, 16039459, 32078918, 64157836, 80197295, 128315672, 160394590, 256631344, 320789180, 641578360, 1283156720]

約数ペア:

[(1, 1283156720), (2, 641578360), (4, 320789180), (5, 256631344), (8, 160394590), (10, 128315672), (16, 80197295), (20, 64157836), (40, 32078918), (80, 16039459), (109, 11772080), (218, 5886040), (436, 2943020), (545, 2354416), (872, 1471510), (1090, 1177208), (1744, 735755), (2180, 588604), (4360, 294302), (8720, 147151)]