528020920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1885789}}^1$

素因数の和:1885807

約数の個数: 32

約数和(自身を含む): 1357768800

約数和(自身を除く): 829747880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1885789, 3771578, 7543156, 9428945, 13200523, 15086312, 18857890, 26401046, 37715780, 52802092, 66002615, 75431560, 105604184, 132005230, 264010460, 528020920]

約数ペア:

[(1, 528020920), (2, 264010460), (4, 132005230), (5, 105604184), (7, 75431560), (8, 66002615), (10, 52802092), (14, 37715780), (20, 26401046), (28, 18857890), (35, 15086312), (40, 13200523), (56, 9428945), (70, 7543156), (140, 3771578), (280, 1885789)]