7262920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{25939}}^1$

素因数の和:25957

約数の個数: 32

約数和(自身を含む): 18676800

約数和(自身を除く): 11413880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 25939, 51878, 103756, 129695, 181573, 207512, 259390, 363146, 518780, 726292, 907865, 1037560, 1452584, 1815730, 3631460, 7262920]

約数ペア:

[(1, 7262920), (2, 3631460), (4, 1815730), (5, 1452584), (7, 1037560), (8, 907865), (10, 726292), (14, 518780), (20, 363146), (28, 259390), (35, 207512), (40, 181573), (56, 129695), (70, 103756), (140, 51878), (280, 25939)]