2019204860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1567}}^1\times {\mathrm{3391}}^1$

素因数の和:4986

約数の個数: 48

約数和(自身を含む): 4467671040

約数和(自身を除く): 2448466180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1567, 3134, 3391, 6268, 6782, 7835, 13564, 15670, 16955, 29773, 31340, 33910, 59546, 64429, 67820, 119092, 128858, 148865, 257716, 297730, 322145, 595460, 644290, 1288580, 5313697, 10627394, 21254788, 26568485, 53136970, 100960243, 106273940, 201920486, 403840972, 504801215, 1009602430, 2019204860]

約数ペア:

[(1, 2019204860), (2, 1009602430), (4, 504801215), (5, 403840972), (10, 201920486), (19, 106273940), (20, 100960243), (38, 53136970), (76, 26568485), (95, 21254788), (190, 10627394), (380, 5313697), (1567, 1288580), (3134, 644290), (3391, 595460), (6268, 322145), (6782, 297730), (7835, 257716), (13564, 148865), (15670, 128858), (16955, 119092), (29773, 67820), (31340, 64429), (33910, 59546)]