26464220

素因数分解:

$2^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{4919}}^1$

素因数の和:5197

約数の個数: 24

約数和(自身を含む): 55792800

約数和(自身を除く): 29328580

約数列:

[1, 2, 4, 5, 10, 20, 269, 538, 1076, 1345, 2690, 4919, 5380, 9838, 19676, 24595, 49190, 98380, 1323211, 2646422, 5292844, 6616055, 13232110, 26464220]

約数ペア:

[(1, 26464220), (2, 13232110), (4, 6616055), (5, 5292844), (10, 2646422), (20, 1323211), (269, 98380), (538, 49190), (1076, 24595), (1345, 19676), (2690, 9838), (4919, 5380)]