140498480

素因数分解:

$2^4\times 5^1\times {\mathrm{1756231}}^1$

素因数の和:1756244

約数の個数: 20

約数和(自身を含む): 326659152

約数和(自身を除く): 186160672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1756231, 3512462, 7024924, 8781155, 14049848, 17562310, 28099696, 35124620, 70249240, 140498480]

約数ペア:

[(1, 140498480), (2, 70249240), (4, 35124620), (5, 28099696), (8, 17562310), (10, 14049848), (16, 8781155), (20, 7024924), (40, 3512462), (80, 1756231)]