55548980

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{39119}}^1$

素因数の和:39199

約数の個数: 24

約数和(自身を含む): 118298880

約数和(自身を除く): 62749900

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 39119, 78238, 156476, 195595, 391190, 782380, 2777449, 5554898, 11109796, 13887245, 27774490, 55548980]

約数ペア:

[(1, 55548980), (2, 27774490), (4, 13887245), (5, 11109796), (10, 5554898), (20, 2777449), (71, 782380), (142, 391190), (284, 195595), (355, 156476), (710, 78238), (1420, 39119)]