141288220

素因数分解:

$2^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{13879}}^1$

素因数の和:14397

約数の個数: 24

約数和(自身を含む): 297309600

約数和(自身を除く): 156021380

約数列:

[1, 2, 4, 5, 10, 20, 509, 1018, 2036, 2545, 5090, 10180, 13879, 27758, 55516, 69395, 138790, 277580, 7064411, 14128822, 28257644, 35322055, 70644110, 141288220]

約数ペア:

[(1, 141288220), (2, 70644110), (4, 35322055), (5, 28257644), (10, 14128822), (20, 7064411), (509, 277580), (1018, 138790), (2036, 69395), (2545, 55516), (5090, 27758), (10180, 13879)]