56242520

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{5227}}^1$

素因数の和:5507

約数の個数: 32

約数和(自身を含む): 127040400

約数和(自身を除く): 70797880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2690, 5227, 5380, 10454, 10760, 20908, 26135, 41816, 52270, 104540, 209080, 1406063, 2812126, 5624252, 7030315, 11248504, 14060630, 28121260, 56242520]

約数ペア:

[(1, 56242520), (2, 28121260), (4, 14060630), (5, 11248504), (8, 7030315), (10, 5624252), (20, 2812126), (40, 1406063), (269, 209080), (538, 104540), (1076, 52270), (1345, 41816), (2152, 26135), (2690, 20908), (5227, 10760), (5380, 10454)]