1979300528020

素因数分解:

$2^2\times 5^1\times {\mathrm{98965026401}}^1$

素因数の和:98965026410

約数の個数: 12

約数和(自身を含む): 4156531108884

約数和(自身を除く): 2177230580864

約数列:

[1, 2, 4, 5, 10, 20, 98965026401, 197930052802, 395860105604, 494825132005, 989650264010, 1979300528020]

約数ペア:

[(1, 1979300528020), (2, 989650264010), (4, 494825132005), (5, 395860105604), (10, 197930052802), (20, 98965026401)]