1200920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{4289}}^1$

素因数の和:4307

約数の個数: 32

約数和(自身を含む): 3088800

約数和(自身を除く): 1887880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 4289, 8578, 17156, 21445, 30023, 34312, 42890, 60046, 85780, 120092, 150115, 171560, 240184, 300230, 600460, 1200920]

約数ペア:

[(1, 1200920), (2, 600460), (4, 300230), (5, 240184), (7, 171560), (8, 150115), (10, 120092), (14, 85780), (20, 60046), (28, 42890), (35, 34312), (40, 30023), (56, 21445), (70, 17156), (140, 8578), (280, 4289)]