42640168

素因数分解:

$2^3\times {\mathrm{677}}^1\times {\mathrm{7873}}^1$

素因数の和:8556

約数の個数: 16

約数和(自身を含む): 80078580

約数和(自身を除く): 37438412

約数列:

[1, 2, 4, 8, 677, 1354, 2708, 5416, 7873, 15746, 31492, 62984, 5330021, 10660042, 21320084, 42640168]

約数ペア:

[(1, 42640168), (2, 21320084), (4, 10660042), (8, 5330021), (677, 62984), (1354, 31492), (2708, 15746), (5416, 7873)]