11311220

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{7159}}^1$

素因数の和:7247

約数の個数: 24

約数和(自身を含む): 24057600

約数和(自身を除く): 12746380

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 7159, 14318, 28636, 35795, 71590, 143180, 565561, 1131122, 2262244, 2827805, 5655610, 11311220]

約数ペア:

[(1, 11311220), (2, 5655610), (4, 2827805), (5, 2262244), (10, 1131122), (20, 565561), (79, 143180), (158, 71590), (316, 35795), (395, 28636), (790, 14318), (1580, 7159)]