54212180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{7949}}^1$

素因数の和:8000

約数の個数: 48

約数和(自身を含む): 128217600

約数和(自身を除く): 74005420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 6820, 7949, 15898, 31796, 39745, 79490, 87439, 158980, 174878, 246419, 349756, 437195, 492838, 874390, 985676, 1232095, 1748780, 2464190, 2710609, 4928380, 5421218, 10842436, 13553045, 27106090, 54212180]

約数ペア:

[(1, 54212180), (2, 27106090), (4, 13553045), (5, 10842436), (10, 5421218), (11, 4928380), (20, 2710609), (22, 2464190), (31, 1748780), (44, 1232095), (55, 985676), (62, 874390), (110, 492838), (124, 437195), (155, 349756), (220, 246419), (310, 174878), (341, 158980), (620, 87439), (682, 79490), (1364, 39745), (1705, 31796), (3410, 15898), (6820, 7949)]