57729040

素因数分解:

$2^4\times 5^1\times {\mathrm{721613}}^1$

素因数の和:721626

約数の個数: 20

約数和(自身を含む): 134220204

約数和(自身を除く): 76491164

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 721613, 1443226, 2886452, 3608065, 5772904, 7216130, 11545808, 14432260, 28864520, 57729040]

約数ペア:

[(1, 57729040), (2, 28864520), (4, 14432260), (5, 11545808), (8, 7216130), (10, 5772904), (16, 3608065), (20, 2886452), (40, 1443226), (80, 721613)]