981113560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{3503977}}^1$

素因数の和:3503995

約数の個数: 32

約数和(自身を含む): 2522864160

約数和(自身を除く): 1541750600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 3503977, 7007954, 14015908, 17519885, 24527839, 28031816, 35039770, 49055678, 70079540, 98111356, 122639195, 140159080, 196222712, 245278390, 490556780, 981113560]

約数ペア:

[(1, 981113560), (2, 490556780), (4, 245278390), (5, 196222712), (7, 140159080), (8, 122639195), (10, 98111356), (14, 70079540), (20, 49055678), (28, 35039770), (35, 28031816), (40, 24527839), (56, 17519885), (70, 14015908), (140, 7007954), (280, 3503977)]