54851960

素因数分解:

$2^3\times 5^1\times {\mathrm{883}}^1\times {\mathrm{1553}}^1$

素因数の和:2447

約数の個数: 32

約数和(自身を含む): 123636240

約数和(自身を除く): 68784280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 883, 1553, 1766, 3106, 3532, 4415, 6212, 7064, 7765, 8830, 12424, 15530, 17660, 31060, 35320, 62120, 1371299, 2742598, 5485196, 6856495, 10970392, 13712990, 27425980, 54851960]

約数ペア:

[(1, 54851960), (2, 27425980), (4, 13712990), (5, 10970392), (8, 6856495), (10, 5485196), (20, 2742598), (40, 1371299), (883, 62120), (1553, 35320), (1766, 31060), (3106, 17660), (3532, 15530), (4415, 12424), (6212, 8830), (7064, 7765)]