1144880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1301}}^1$

素因数の和:1325

約数の個数: 40

約数和(自身を含む): 2906064

約数和(自身を除く): 1761184

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 1301, 2602, 5204, 6505, 10408, 13010, 14311, 20816, 26020, 28622, 52040, 57244, 71555, 104080, 114488, 143110, 228976, 286220, 572440, 1144880]

約数ペア:

[(1, 1144880), (2, 572440), (4, 286220), (5, 228976), (8, 143110), (10, 114488), (11, 104080), (16, 71555), (20, 57244), (22, 52040), (40, 28622), (44, 26020), (55, 20816), (80, 14311), (88, 13010), (110, 10408), (176, 6505), (220, 5204), (440, 2602), (880, 1301)]