18249440

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10369}}^1$

素因数の和:10395

約数の個数: 48

約数和(自身を含む): 47038320

約数和(自身を除く): 28788880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 10369, 20738, 41476, 51845, 82952, 103690, 114059, 165904, 207380, 228118, 331808, 414760, 456236, 570295, 829520, 912472, 1140590, 1659040, 1824944, 2281180, 3649888, 4562360, 9124720, 18249440]

約数ペア:

[(1, 18249440), (2, 9124720), (4, 4562360), (5, 3649888), (8, 2281180), (10, 1824944), (11, 1659040), (16, 1140590), (20, 912472), (22, 829520), (32, 570295), (40, 456236), (44, 414760), (55, 331808), (80, 228118), (88, 207380), (110, 165904), (160, 114059), (176, 103690), (220, 82952), (352, 51845), (440, 41476), (880, 20738), (1760, 10369)]