40171984

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{631}}^1$

素因数の和:835

約数の個数: 40

約数和(自身を含む): 81816192

約数和(自身を除く): 41644208

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 173, 184, 346, 368, 631, 692, 1262, 1384, 2524, 2768, 3979, 5048, 7958, 10096, 14513, 15916, 29026, 31832, 58052, 63664, 109163, 116104, 218326, 232208, 436652, 873304, 1746608, 2510749, 5021498, 10042996, 20085992, 40171984]

約数ペア:

[(1, 40171984), (2, 20085992), (4, 10042996), (8, 5021498), (16, 2510749), (23, 1746608), (46, 873304), (92, 436652), (173, 232208), (184, 218326), (346, 116104), (368, 109163), (631, 63664), (692, 58052), (1262, 31832), (1384, 29026), (2524, 15916), (2768, 14513), (3979, 10096), (5048, 7958)]