1572080

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{457}}^1$

素因数の和:513

約数の個数: 40

約数和(自身を含む): 3748272

約数和(自身を除く): 2176192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 457, 688, 860, 914, 1720, 1828, 2285, 3440, 3656, 4570, 7312, 9140, 18280, 19651, 36560, 39302, 78604, 98255, 157208, 196510, 314416, 393020, 786040, 1572080]

約数ペア:

[(1, 1572080), (2, 786040), (4, 393020), (5, 314416), (8, 196510), (10, 157208), (16, 98255), (20, 78604), (40, 39302), (43, 36560), (80, 19651), (86, 18280), (172, 9140), (215, 7312), (344, 4570), (430, 3656), (457, 3440), (688, 2285), (860, 1828), (914, 1720)]