6806540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{557}}^1$

素因数の和:626

約数の個数: 48

約数和(自身を含む): 15748992

約数和(自身を除く): 8942452

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 188, 235, 260, 470, 557, 611, 940, 1114, 1222, 2228, 2444, 2785, 3055, 5570, 6110, 7241, 11140, 12220, 14482, 26179, 28964, 36205, 52358, 72410, 104716, 130895, 144820, 261790, 340327, 523580, 680654, 1361308, 1701635, 3403270, 6806540]

約数ペア:

[(1, 6806540), (2, 3403270), (4, 1701635), (5, 1361308), (10, 680654), (13, 523580), (20, 340327), (26, 261790), (47, 144820), (52, 130895), (65, 104716), (94, 72410), (130, 52358), (188, 36205), (235, 28964), (260, 26179), (470, 14482), (557, 12220), (611, 11140), (940, 7241), (1114, 6110), (1222, 5570), (2228, 3055), (2444, 2785)]