55611220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{397223}}^1$

素因数の和:397239

約数の個数: 24

約数和(自身を含む): 133467264

約数和(自身を除く): 77856044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 397223, 794446, 1588892, 1986115, 2780561, 3972230, 5561122, 7944460, 11122244, 13902805, 27805610, 55611220]

約数ペア:

[(1, 55611220), (2, 27805610), (4, 13902805), (5, 11122244), (7, 7944460), (10, 5561122), (14, 3972230), (20, 2780561), (28, 1986115), (35, 1588892), (70, 794446), (140, 397223)]