140240

素因数分解:

$2^4\times 5^1\times {\mathrm{1753}}^1$

素因数の和:1766

約数の個数: 20

約数和(自身を含む): 326244

約数和(自身を除く): 186004

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1753, 3506, 7012, 8765, 14024, 17530, 28048, 35060, 70120, 140240]

約数ペア:

[(1, 140240), (2, 70120), (4, 35060), (5, 28048), (8, 17530), (10, 14024), (16, 8765), (20, 7012), (40, 3506), (80, 1753)]