107880920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{385289}}^1$

素因数の和:385307

約数の個数: 32

約数和(自身を含む): 277408800

約数和(自身を除く): 169527880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 385289, 770578, 1541156, 1926445, 2697023, 3082312, 3852890, 5394046, 7705780, 10788092, 13485115, 15411560, 21576184, 26970230, 53940460, 107880920]

約数ペア:

[(1, 107880920), (2, 53940460), (4, 26970230), (5, 21576184), (7, 15411560), (8, 13485115), (10, 10788092), (14, 7705780), (20, 5394046), (28, 3852890), (35, 3082312), (40, 2697023), (56, 1926445), (70, 1541156), (140, 770578), (280, 385289)]