545836040

素因数分解:

$2^3\times 5^1\times {\mathrm{719}}^1\times {\mathrm{18979}}^1$

素因数の和:19709

約数の個数: 32

約数和(自身を含む): 1229904000

約数和(自身を除く): 684067960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 719, 1438, 2876, 3595, 5752, 7190, 14380, 18979, 28760, 37958, 75916, 94895, 151832, 189790, 379580, 759160, 13645901, 27291802, 54583604, 68229505, 109167208, 136459010, 272918020, 545836040]

約数ペア:

[(1, 545836040), (2, 272918020), (4, 136459010), (5, 109167208), (8, 68229505), (10, 54583604), (20, 27291802), (40, 13645901), (719, 759160), (1438, 379580), (2876, 189790), (3595, 151832), (5752, 94895), (7190, 75916), (14380, 37958), (18979, 28760)]