47875580

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 102990720

約数和(自身を除く): 55115140

約数列:

[1, 2, 4, 5, 10, 20, 79, 157, 158, 193, 314, 316, 386, 395, 628, 772, 785, 790, 965, 1570, 1580, 1930, 3140, 3860, 12403, 15247, 24806, 30301, 30494, 49612, 60602, 60988, 62015, 76235, 121204, 124030, 151505, 152470, 248060, 303010, 304940, 606020, 2393779, 4787558, 9575116, 11968895, 23937790, 47875580]

約数ペア:

[(1, 47875580), (2, 23937790), (4, 11968895), (5, 9575116), (10, 4787558), (20, 2393779), (79, 606020), (157, 304940), (158, 303010), (193, 248060), (314, 152470), (316, 151505), (386, 124030), (395, 121204), (628, 76235), (772, 62015), (785, 60988), (790, 60602), (965, 49612), (1570, 30494), (1580, 30301), (1930, 24806), (3140, 15247), (3860, 12403)]