40379728

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{68209}}^1$

素因数の和:68254

約数の個数: 20

約数和(自身を含む): 80351380

約数和(自身を除く): 39971652

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 68209, 136418, 272836, 545672, 1091344, 2523733, 5047466, 10094932, 20189864, 40379728]

約数ペア:

[(1, 40379728), (2, 20189864), (4, 10094932), (8, 5047466), (16, 2523733), (37, 1091344), (74, 545672), (148, 272836), (296, 136418), (592, 68209)]