40857088

素因数分解:

$2^9\times {\mathrm{199}}^1\times {\mathrm{401}}^1$

素因数の和:618

約数の個数: 40

約数和(自身を含む): 82249200

約数和(自身を除く): 41392112

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 199, 256, 398, 401, 512, 796, 802, 1592, 1604, 3184, 3208, 6368, 6416, 12736, 12832, 25472, 25664, 50944, 51328, 79799, 101888, 102656, 159598, 205312, 319196, 638392, 1276784, 2553568, 5107136, 10214272, 20428544, 40857088]

約数ペア:

[(1, 40857088), (2, 20428544), (4, 10214272), (8, 5107136), (16, 2553568), (32, 1276784), (64, 638392), (128, 319196), (199, 205312), (256, 159598), (398, 102656), (401, 101888), (512, 79799), (796, 51328), (802, 50944), (1592, 25664), (1604, 25472), (3184, 12832), (3208, 12736), (6368, 6416)]