53172280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{189901}}^1$

素因数の和:189919

約数の個数: 32

約数和(自身を含む): 136729440

約数和(自身を除く): 83557160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 189901, 379802, 759604, 949505, 1329307, 1519208, 1899010, 2658614, 3798020, 5317228, 6646535, 7596040, 10634456, 13293070, 26586140, 53172280]

約数ペア:

[(1, 53172280), (2, 26586140), (4, 13293070), (5, 10634456), (7, 7596040), (8, 6646535), (10, 5317228), (14, 3798020), (20, 2658614), (28, 1899010), (35, 1519208), (40, 1329307), (56, 949505), (70, 759604), (140, 379802), (280, 189901)]