2000427430

素因数分解:

$2^1\times 5^1\times {\mathrm{9941}}^1\times {\mathrm{20123}}^1$

素因数の和:30071

約数の個数: 16

約数和(自身を含む): 3601310544

約数和(自身を除く): 1600883114

約数列:

[1, 2, 5, 10, 9941, 19882, 20123, 40246, 49705, 99410, 100615, 201230, 200042743, 400085486, 1000213715, 2000427430]

約数ペア:

[(1, 2000427430), (2, 1000213715), (5, 400085486), (10, 200042743), (9941, 201230), (19882, 100615), (20123, 99410), (40246, 49705)]