7248920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{25889}}^1$

素因数の和:25907

約数の個数: 32

約数和(自身を含む): 18640800

約数和(自身を除く): 11391880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 25889, 51778, 103556, 129445, 181223, 207112, 258890, 362446, 517780, 724892, 906115, 1035560, 1449784, 1812230, 3624460, 7248920]

約数ペア:

[(1, 7248920), (2, 3624460), (4, 1812230), (5, 1449784), (7, 1035560), (8, 906115), (10, 724892), (14, 517780), (20, 362446), (28, 258890), (35, 207112), (40, 181223), (56, 129445), (70, 103556), (140, 51778), (280, 25889)]