13387120

素因数分解:

$2^4\times 5^1\times {\mathrm{167339}}^1$

素因数の和:167352

約数の個数: 20

約数和(自身を含む): 31125240

約数和(自身を除く): 17738120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 167339, 334678, 669356, 836695, 1338712, 1673390, 2677424, 3346780, 6693560, 13387120]

約数ペア:

[(1, 13387120), (2, 6693560), (4, 3346780), (5, 2677424), (8, 1673390), (10, 1338712), (16, 836695), (20, 669356), (40, 334678), (80, 167339)]