205542400010

素因数分解:

$2^1\times 5^1\times {\mathrm{20107}}^1\times {\mathrm{1022243}}^1$

素因数の和:1042357

約数の個数: 16

約数和(自身を含む): 369995082336

約数和(自身を除く): 164452682326

約数列:

[1, 2, 5, 10, 20107, 40214, 100535, 201070, 1022243, 2044486, 5111215, 10222430, 20554240001, 41108480002, 102771200005, 205542400010]

約数ペア:

[(1, 205542400010), (2, 102771200005), (5, 41108480002), (10, 20554240001), (20107, 10222430), (40214, 5111215), (100535, 2044486), (201070, 1022243)]