40999088

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{449}}^1$

素因数の和:909

約数の個数: 40

約数和(自身を含む): 85932000

約数和(自身を除く): 44932912

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 439, 449, 878, 898, 1756, 1796, 3512, 3592, 5707, 5837, 7024, 7184, 11414, 11674, 22828, 23348, 45656, 46696, 91312, 93392, 197111, 394222, 788444, 1576888, 2562443, 3153776, 5124886, 10249772, 20499544, 40999088]

約数ペア:

[(1, 40999088), (2, 20499544), (4, 10249772), (8, 5124886), (13, 3153776), (16, 2562443), (26, 1576888), (52, 788444), (104, 394222), (208, 197111), (439, 93392), (449, 91312), (878, 46696), (898, 45656), (1756, 23348), (1796, 22828), (3512, 11674), (3592, 11414), (5707, 7184), (5837, 7024)]