2012684860

素因数分解:

$2^2\times 5^1\times {\mathrm{4517}}^1\times {\mathrm{22279}}^1$

素因数の和:26805

約数の個数: 24

約数和(自身を含む): 4227763680

約数和(自身を除く): 2215078820

約数列:

[1, 2, 4, 5, 10, 20, 4517, 9034, 18068, 22279, 22585, 44558, 45170, 89116, 90340, 111395, 222790, 445580, 100634243, 201268486, 402536972, 503171215, 1006342430, 2012684860]

約数ペア:

[(1, 2012684860), (2, 1006342430), (4, 503171215), (5, 402536972), (10, 201268486), (20, 100634243), (4517, 445580), (9034, 222790), (18068, 111395), (22279, 90340), (22585, 89116), (44558, 45170)]