5361640

素因数分解:

$2^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{431}}^1$

素因数の和:753

約数の個数: 32

約数和(自身を含む): 12130560

約数和(自身を除く): 6768920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 311, 431, 622, 862, 1244, 1555, 1724, 2155, 2488, 3110, 3448, 4310, 6220, 8620, 12440, 17240, 134041, 268082, 536164, 670205, 1072328, 1340410, 2680820, 5361640]

約数ペア:

[(1, 5361640), (2, 2680820), (4, 1340410), (5, 1072328), (8, 670205), (10, 536164), (20, 268082), (40, 134041), (311, 17240), (431, 12440), (622, 8620), (862, 6220), (1244, 4310), (1555, 3448), (1724, 3110), (2155, 2488)]