56380880

素因数分解:

$2^4\times 5^1\times {\mathrm{704761}}^1$

素因数の和:704774

約数の個数: 20

約数和(自身を含む): 131085732

約数和(自身を除く): 74704852

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 704761, 1409522, 2819044, 3523805, 5638088, 7047610, 11276176, 14095220, 28190440, 56380880]

約数ペア:

[(1, 56380880), (2, 28190440), (4, 14095220), (5, 11276176), (8, 7047610), (10, 5638088), (16, 3523805), (20, 2819044), (40, 1409522), (80, 704761)]