20804410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{6101}}^1$

素因数の和:6150

約数の個数: 32

約数和(自身を含む): 42177024

約数和(自身を除く): 21372614

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 6101, 12202, 30505, 61010, 67111, 134222, 189131, 335555, 378262, 671110, 945655, 1891310, 2080441, 4160882, 10402205, 20804410]

約数ペア:

[(1, 20804410), (2, 10402205), (5, 4160882), (10, 2080441), (11, 1891310), (22, 945655), (31, 671110), (55, 378262), (62, 335555), (110, 189131), (155, 134222), (310, 67111), (341, 61010), (682, 30505), (1705, 12202), (3410, 6101)]