2555520004

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{229}}^1\times {\mathrm{20071}}^1$

素因数の和:20443

約数の個数: 24

約数和(自身を含む): 4524228800

約数和(自身を除く): 1968708796

約数列:

[1, 2, 4, 139, 229, 278, 458, 556, 916, 20071, 31831, 40142, 63662, 80284, 127324, 2789869, 4596259, 5579738, 9192518, 11159476, 18385036, 638880001, 1277760002, 2555520004]

約数ペア:

[(1, 2555520004), (2, 1277760002), (4, 638880001), (139, 18385036), (229, 11159476), (278, 9192518), (458, 5579738), (556, 4596259), (916, 2789869), (20071, 127324), (31831, 80284), (40142, 63662)]