260520038

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1\times {\mathrm{6899}}^1$

素因数の和:7219

約数の個数: 16

約数和(自身を含む): 397440000

約数和(自身を除く): 136919962

約数列:

[1, 2, 79, 158, 239, 478, 6899, 13798, 18881, 37762, 545021, 1090042, 1648861, 3297722, 130260019, 260520038]

約数ペア:

[(1, 260520038), (2, 130260019), (79, 3297722), (158, 1648861), (239, 1090042), (478, 545021), (6899, 37762), (13798, 18881)]