55789840

素因数分解:

$2^4\times 5^1\times {\mathrm{697373}}^1$

素因数の和:697386

約数の個数: 20

約数和(自身を含む): 129711564

約数和(自身を除く): 73921724

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 697373, 1394746, 2789492, 3486865, 5578984, 6973730, 11157968, 13947460, 27894920, 55789840]

約数ペア:

[(1, 55789840), (2, 27894920), (4, 13947460), (5, 11157968), (8, 6973730), (10, 5578984), (16, 3486865), (20, 2789492), (40, 1394746), (80, 697373)]