266007760

素因数分解:

$2^4\times 5^1\times {\mathrm{3325097}}^1$

素因数の和:3325110

約数の個数: 20

約数和(自身を含む): 618468228

約数和(自身を除く): 352460468

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3325097, 6650194, 13300388, 16625485, 26600776, 33250970, 53201552, 66501940, 133003880, 266007760]

約数ペア:

[(1, 266007760), (2, 133003880), (4, 66501940), (5, 53201552), (8, 33250970), (10, 26600776), (16, 16625485), (20, 13300388), (40, 6650194), (80, 3325097)]