7882280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{28151}}^1$

素因数の和:28169

約数の個数: 32

約数和(自身を含む): 20269440

約数和(自身を除く): 12387160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 28151, 56302, 112604, 140755, 197057, 225208, 281510, 394114, 563020, 788228, 985285, 1126040, 1576456, 1970570, 3941140, 7882280]

約数ペア:

[(1, 7882280), (2, 3941140), (4, 1970570), (5, 1576456), (7, 1126040), (8, 985285), (10, 788228), (14, 563020), (20, 394114), (28, 281510), (35, 225208), (40, 197057), (56, 140755), (70, 112604), (140, 56302), (280, 28151)]