7289080

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1223}}^1$

素因数の和:1383

約数の個数: 32

約数和(自身を含む): 16524000

約数和(自身を除く): 9234920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1223, 1490, 2446, 2980, 4892, 5960, 6115, 9784, 12230, 24460, 48920, 182227, 364454, 728908, 911135, 1457816, 1822270, 3644540, 7289080]

約数ペア:

[(1, 7289080), (2, 3644540), (4, 1822270), (5, 1457816), (8, 911135), (10, 728908), (20, 364454), (40, 182227), (149, 48920), (298, 24460), (596, 12230), (745, 9784), (1192, 6115), (1223, 5960), (1490, 4892), (2446, 2980)]