9861940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1949}}^1$

素因数の和:1992

約数の個数: 48

約数和(自身を含む): 23587200

約数和(自身を除く): 13725260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 1949, 2530, 3898, 5060, 7796, 9745, 19490, 21439, 38980, 42878, 44827, 85756, 89654, 107195, 179308, 214390, 224135, 428780, 448270, 493097, 896540, 986194, 1972388, 2465485, 4930970, 9861940]

約数ペア:

[(1, 9861940), (2, 4930970), (4, 2465485), (5, 1972388), (10, 986194), (11, 896540), (20, 493097), (22, 448270), (23, 428780), (44, 224135), (46, 214390), (55, 179308), (92, 107195), (110, 89654), (115, 85756), (220, 44827), (230, 42878), (253, 38980), (460, 21439), (506, 19490), (1012, 9745), (1265, 7796), (1949, 5060), (2530, 3898)]