4007968

素因数分解:

$2^5\times {\mathrm{251}}^1\times {\mathrm{499}}^1$

素因数の和:760

約数の個数: 24

約数和(自身を含む): 7938000

約数和(自身を除く): 3930032

約数列:

[1, 2, 4, 8, 16, 32, 251, 499, 502, 998, 1004, 1996, 2008, 3992, 4016, 7984, 8032, 15968, 125249, 250498, 500996, 1001992, 2003984, 4007968]

約数ペア:

[(1, 4007968), (2, 2003984), (4, 1001992), (8, 500996), (16, 250498), (32, 125249), (251, 15968), (499, 8032), (502, 7984), (998, 4016), (1004, 3992), (1996, 2008)]