1287160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{4597}}^1$

素因数の和:4615

約数の個数: 32

約数和(自身を含む): 3310560

約数和(自身を除く): 2023400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 4597, 9194, 18388, 22985, 32179, 36776, 45970, 64358, 91940, 128716, 160895, 183880, 257432, 321790, 643580, 1287160]

約数ペア:

[(1, 1287160), (2, 643580), (4, 321790), (5, 257432), (7, 183880), (8, 160895), (10, 128716), (14, 91940), (20, 64358), (28, 45970), (35, 36776), (40, 32179), (56, 22985), (70, 18388), (140, 9194), (280, 4597)]