28140160

素因数分解:

$2^7\times 5^1\times {\mathrm{43969}}^1$

素因数の和:43988

約数の個数: 32

約数和(自身を含む): 67274100

約数和(自身を除く): 39133940

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 43969, 87938, 175876, 219845, 351752, 439690, 703504, 879380, 1407008, 1758760, 2814016, 3517520, 5628032, 7035040, 14070080, 28140160]

約数ペア:

[(1, 28140160), (2, 14070080), (4, 7035040), (5, 5628032), (8, 3517520), (10, 2814016), (16, 1758760), (20, 1407008), (32, 879380), (40, 703504), (64, 439690), (80, 351752), (128, 219845), (160, 175876), (320, 87938), (640, 43969)]