1245494879984

素因数分解:

$2^4\times {\mathrm{254941}}^1\times {\mathrm{305339}}^1$

素因数の和:560288

約数の個数: 20

約数和(自身を含む): 2413163698680

約数和(自身を除く): 1167668818696

約数列:

[1, 2, 4, 8, 16, 254941, 305339, 509882, 610678, 1019764, 1221356, 2039528, 2442712, 4079056, 4885424, 77843429999, 155686859998, 311373719996, 622747439992, 1245494879984]

約数ペア:

[(1, 1245494879984), (2, 622747439992), (4, 311373719996), (8, 155686859998), (16, 77843429999), (254941, 4885424), (305339, 4079056), (509882, 2442712), (610678, 2039528), (1019764, 1221356)]