40857568

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1291}}^1$

素因数の和:1367

約数の個数: 48

約数和(自身を含む): 85954176

約数和(自身を除く): 45096608

約数列:

[1, 2, 4, 8, 16, 23, 32, 43, 46, 86, 92, 172, 184, 344, 368, 688, 736, 989, 1291, 1376, 1978, 2582, 3956, 5164, 7912, 10328, 15824, 20656, 29693, 31648, 41312, 55513, 59386, 111026, 118772, 222052, 237544, 444104, 475088, 888208, 950176, 1276799, 1776416, 2553598, 5107196, 10214392, 20428784, 40857568]

約数ペア:

[(1, 40857568), (2, 20428784), (4, 10214392), (8, 5107196), (16, 2553598), (23, 1776416), (32, 1276799), (43, 950176), (46, 888208), (86, 475088), (92, 444104), (172, 237544), (184, 222052), (344, 118772), (368, 111026), (688, 59386), (736, 55513), (989, 41312), (1291, 31648), (1376, 29693), (1978, 20656), (2582, 15824), (3956, 10328), (5164, 7912)]