53906540

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{7723}}^1$

素因数の和:8081

約数の個数: 24

約数和(自身を含む): 113542800

約数和(自身を除く): 59636260

約数列:

[1, 2, 4, 5, 10, 20, 349, 698, 1396, 1745, 3490, 6980, 7723, 15446, 30892, 38615, 77230, 154460, 2695327, 5390654, 10781308, 13476635, 26953270, 53906540]

約数ペア:

[(1, 53906540), (2, 26953270), (4, 13476635), (5, 10781308), (10, 5390654), (20, 2695327), (349, 154460), (698, 77230), (1396, 38615), (1745, 30892), (3490, 15446), (6980, 7723)]