38882080

素因数分解:

$2^5\times 5^1\times {\mathrm{487}}^1\times {\mathrm{499}}^1$

素因数の和:1001

約数の個数: 48

約数和(自身を含む): 92232000

約数和(自身を除く): 53349920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 487, 499, 974, 998, 1948, 1996, 2435, 2495, 3896, 3992, 4870, 4990, 7792, 7984, 9740, 9980, 15584, 15968, 19480, 19960, 38960, 39920, 77920, 79840, 243013, 486026, 972052, 1215065, 1944104, 2430130, 3888208, 4860260, 7776416, 9720520, 19441040, 38882080]

約数ペア:

[(1, 38882080), (2, 19441040), (4, 9720520), (5, 7776416), (8, 4860260), (10, 3888208), (16, 2430130), (20, 1944104), (32, 1215065), (40, 972052), (80, 486026), (160, 243013), (487, 79840), (499, 77920), (974, 39920), (998, 38960), (1948, 19960), (1996, 19480), (2435, 15968), (2495, 15584), (3896, 9980), (3992, 9740), (4870, 7984), (4990, 7792)]