39970880

素因数分解:

$2^6\times 5^1\times {\mathrm{124909}}^1$

素因数の和:124926

約数の個数: 28

約数和(自身を含む): 95181420

約数和(自身を除く): 55210540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 124909, 249818, 499636, 624545, 999272, 1249090, 1998544, 2498180, 3997088, 4996360, 7994176, 9992720, 19985440, 39970880]

約数ペア:

[(1, 39970880), (2, 19985440), (4, 9992720), (5, 7994176), (8, 4996360), (10, 3997088), (16, 2498180), (20, 1998544), (32, 1249090), (40, 999272), (64, 624545), (80, 499636), (160, 249818), (320, 124909)]