29043920

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{8443}}^1$

素因数の和:8499

約数の個数: 40

約数和(自身を含む): 69105696

約数和(自身を除く): 40061776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 8443, 16886, 33772, 42215, 67544, 84430, 135088, 168860, 337720, 363049, 675440, 726098, 1452196, 1815245, 2904392, 3630490, 5808784, 7260980, 14521960, 29043920]

約数ペア:

[(1, 29043920), (2, 14521960), (4, 7260980), (5, 5808784), (8, 3630490), (10, 2904392), (16, 1815245), (20, 1452196), (40, 726098), (43, 675440), (80, 363049), (86, 337720), (172, 168860), (215, 135088), (344, 84430), (430, 67544), (688, 42215), (860, 33772), (1720, 16886), (3440, 8443)]