68491940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{433}}^1\times {\mathrm{719}}^1$

素因数の和:1172

約数の個数: 48

約数和(自身を含む): 157489920

約数和(自身を除く): 88997980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 433, 719, 866, 1438, 1732, 2165, 2876, 3595, 4330, 4763, 7190, 7909, 8660, 9526, 14380, 15818, 19052, 23815, 31636, 39545, 47630, 79090, 95260, 158180, 311327, 622654, 1245308, 1556635, 3113270, 3424597, 6226540, 6849194, 13698388, 17122985, 34245970, 68491940]

約数ペア:

[(1, 68491940), (2, 34245970), (4, 17122985), (5, 13698388), (10, 6849194), (11, 6226540), (20, 3424597), (22, 3113270), (44, 1556635), (55, 1245308), (110, 622654), (220, 311327), (433, 158180), (719, 95260), (866, 79090), (1438, 47630), (1732, 39545), (2165, 31636), (2876, 23815), (3595, 19052), (4330, 15818), (4763, 14380), (7190, 9526), (7909, 8660)]