20120378035

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1787}}^1\times {\mathrm{5153}}^1$

素因数の和:6987

約数の個数: 32

約数和(自身を含む): 26540213760

約数和(自身を除く): 6419835725

約数列:

[1, 5, 19, 23, 95, 115, 437, 1787, 2185, 5153, 8935, 25765, 33953, 41101, 97907, 118519, 169765, 205505, 489535, 592595, 780919, 2251861, 3904595, 9208411, 11259305, 46042055, 174959809, 211793453, 874799045, 1058967265, 4024075607, 20120378035]

約数ペア:

[(1, 20120378035), (5, 4024075607), (19, 1058967265), (23, 874799045), (95, 211793453), (115, 174959809), (437, 46042055), (1787, 11259305), (2185, 9208411), (5153, 3904595), (8935, 2251861), (25765, 780919), (33953, 592595), (41101, 489535), (97907, 205505), (118519, 169765)]