2020003030

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2000003}}^1$

素因数の和:2000111

約数の個数: 16

約数和(自身を含む): 3672007344

約数和(自身を除く): 1652004314

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 2000003, 4000006, 10000015, 20000030, 202000303, 404000606, 1010001515, 2020003030]

約数ペア:

[(1, 2020003030), (2, 1010001515), (5, 404000606), (10, 202000303), (101, 20000030), (202, 10000015), (505, 4000006), (1010, 2000003)]