140288680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{501031}}^1$

素因数の和:501049

約数の個数: 32

約数和(自身を含む): 360743040

約数和(自身を除く): 220454360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 501031, 1002062, 2004124, 2505155, 3507217, 4008248, 5010310, 7014434, 10020620, 14028868, 17536085, 20041240, 28057736, 35072170, 70144340, 140288680]

約数ペア:

[(1, 140288680), (2, 70144340), (4, 35072170), (5, 28057736), (7, 20041240), (8, 17536085), (10, 14028868), (14, 10020620), (20, 7014434), (28, 5010310), (35, 4008248), (40, 3507217), (56, 2505155), (70, 2004124), (140, 1002062), (280, 501031)]