1778135020

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1\times {\mathrm{6829}}^1$

素因数の和:7162

約数の個数: 48

約数和(自身を含む): 3827859840

約数和(自身を除く): 2049724820

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 277, 470, 554, 940, 1108, 1385, 2770, 5540, 6829, 13019, 13658, 26038, 27316, 34145, 52076, 65095, 68290, 130190, 136580, 260380, 320963, 641926, 1283852, 1604815, 1891633, 3209630, 3783266, 6419260, 7566532, 9458165, 18916330, 37832660, 88906751, 177813502, 355627004, 444533755, 889067510, 1778135020]

約数ペア:

[(1, 1778135020), (2, 889067510), (4, 444533755), (5, 355627004), (10, 177813502), (20, 88906751), (47, 37832660), (94, 18916330), (188, 9458165), (235, 7566532), (277, 6419260), (470, 3783266), (554, 3209630), (940, 1891633), (1108, 1604815), (1385, 1283852), (2770, 641926), (5540, 320963), (6829, 260380), (13019, 136580), (13658, 130190), (26038, 68290), (27316, 65095), (34145, 52076)]