29049080

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{16889}}^1$

素因数の和:16943

約数の個数: 32

約数和(自身を含む): 66884400

約数和(自身を除く): 37835320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 16889, 33778, 67556, 84445, 135112, 168890, 337780, 675560, 726227, 1452454, 2904908, 3631135, 5809816, 7262270, 14524540, 29049080]

約数ペア:

[(1, 29049080), (2, 14524540), (4, 7262270), (5, 5809816), (8, 3631135), (10, 2904908), (20, 1452454), (40, 726227), (43, 675560), (86, 337780), (172, 168890), (215, 135112), (344, 84445), (430, 67556), (860, 33778), (1720, 16889)]