13292180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1949}}^1$

素因数の和:2000

約数の個数: 48

約数和(自身を含む): 31449600

約数和(自身を除く): 18157420

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, 1949, 3410, 3898, 6820, 7796, 9745, 19490, 21439, 38980, 42878, 60419, 85756, 107195, 120838, 214390, 241676, 302095, 428780, 604190, 664609, 1208380, 1329218, 2658436, 3323045, 6646090, 13292180]

約数ペア:

[(1, 13292180), (2, 6646090), (4, 3323045), (5, 2658436), (10, 1329218), (11, 1208380), (20, 664609), (22, 604190), (31, 428780), (44, 302095), (55, 241676), (62, 214390), (110, 120838), (124, 107195), (155, 85756), (220, 60419), (310, 42878), (341, 38980), (620, 21439), (682, 19490), (1364, 9745), (1705, 7796), (1949, 6820), (3410, 3898)]