84656440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17491}}^1$

素因数の和:17524

約数の個数: 48

約数和(自身を含む): 209379240

約数和(自身を除く): 124722800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 17491, 34982, 69964, 87455, 139928, 174910, 192401, 349820, 384802, 699640, 769604, 962005, 1539208, 1924010, 2116411, 3848020, 4232822, 7696040, 8465644, 10582055, 16931288, 21164110, 42328220, 84656440]

約数ペア:

[(1, 84656440), (2, 42328220), (4, 21164110), (5, 16931288), (8, 10582055), (10, 8465644), (11, 7696040), (20, 4232822), (22, 3848020), (40, 2116411), (44, 1924010), (55, 1539208), (88, 962005), (110, 769604), (121, 699640), (220, 384802), (242, 349820), (440, 192401), (484, 174910), (605, 139928), (968, 87455), (1210, 69964), (2420, 34982), (4840, 17491)]