55730920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{199039}}^1$

素因数の和:199057

約数の個数: 32

約数和(自身を含む): 143308800

約数和(自身を除く): 87577880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 199039, 398078, 796156, 995195, 1393273, 1592312, 1990390, 2786546, 3980780, 5573092, 6966365, 7961560, 11146184, 13932730, 27865460, 55730920]

約数ペア:

[(1, 55730920), (2, 27865460), (4, 13932730), (5, 11146184), (7, 7961560), (8, 6966365), (10, 5573092), (14, 3980780), (20, 2786546), (28, 1990390), (35, 1592312), (40, 1393273), (56, 995195), (70, 796156), (140, 398078), (280, 199039)]