31269280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{27919}}^1$

素因数の和:27941

約数の個数: 48

約数和(自身を含む): 84430080

約数和(自身を除く): 53160800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 27919, 55838, 111676, 139595, 195433, 223352, 279190, 390866, 446704, 558380, 781732, 893408, 977165, 1116760, 1563464, 1954330, 2233520, 3126928, 3908660, 4467040, 6253856, 7817320, 15634640, 31269280]

約数ペア:

[(1, 31269280), (2, 15634640), (4, 7817320), (5, 6253856), (7, 4467040), (8, 3908660), (10, 3126928), (14, 2233520), (16, 1954330), (20, 1563464), (28, 1116760), (32, 977165), (35, 893408), (40, 781732), (56, 558380), (70, 446704), (80, 390866), (112, 279190), (140, 223352), (160, 195433), (224, 139595), (280, 111676), (560, 55838), (1120, 27919)]