31358740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{11789}}^1$

素因数の和:11824

約数の個数: 48

約数和(自身を含む): 79228800

約数和(自身を除く): 47870060

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 11789, 23578, 47156, 58945, 82523, 117890, 165046, 223991, 235780, 330092, 412615, 447982, 825230, 895964, 1119955, 1567937, 1650460, 2239910, 3135874, 4479820, 6271748, 7839685, 15679370, 31358740]

約数ペア:

[(1, 31358740), (2, 15679370), (4, 7839685), (5, 6271748), (7, 4479820), (10, 3135874), (14, 2239910), (19, 1650460), (20, 1567937), (28, 1119955), (35, 895964), (38, 825230), (70, 447982), (76, 412615), (95, 330092), (133, 235780), (140, 223991), (190, 165046), (266, 117890), (380, 82523), (532, 58945), (665, 47156), (1330, 23578), (2660, 11789)]