1272629380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2029}}^1\times {\mathrm{2851}}^1$

素因数の和:4900

約数の個数: 48

約数和(自身を含む): 2917938240

約数和(自身を除く): 1645308860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 2029, 2851, 4058, 5702, 8116, 10145, 11404, 14255, 20290, 22319, 28510, 31361, 40580, 44638, 57020, 62722, 89276, 111595, 125444, 156805, 223190, 313610, 446380, 627220, 5784679, 11569358, 23138716, 28923395, 57846790, 63631469, 115693580, 127262938, 254525876, 318157345, 636314690, 1272629380]

約数ペア:

[(1, 1272629380), (2, 636314690), (4, 318157345), (5, 254525876), (10, 127262938), (11, 115693580), (20, 63631469), (22, 57846790), (44, 28923395), (55, 23138716), (110, 11569358), (220, 5784679), (2029, 627220), (2851, 446380), (4058, 313610), (5702, 223190), (8116, 156805), (10145, 125444), (11404, 111595), (14255, 89276), (20290, 62722), (22319, 57020), (28510, 44638), (31361, 40580)]