142743160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{509797}}^1$

素因数の和:509815

約数の個数: 32

約数和(自身を含む): 367054560

約数和(自身を除く): 224311400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 509797, 1019594, 2039188, 2548985, 3568579, 4078376, 5097970, 7137158, 10195940, 14274316, 17842895, 20391880, 28548632, 35685790, 71371580, 142743160]

約数ペア:

[(1, 142743160), (2, 71371580), (4, 35685790), (5, 28548632), (7, 20391880), (8, 17842895), (10, 14274316), (14, 10195940), (20, 7137158), (28, 5097970), (35, 4078376), (40, 3568579), (56, 2548985), (70, 2039188), (140, 1019594), (280, 509797)]