2054365580

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{784109}}^1$

素因数の和:784249

約数の個数: 24

約数和(自身を含む): 4347105840

約数和(自身を除く): 2292740260

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 784109, 1568218, 3136436, 3920545, 7841090, 15682180, 102718279, 205436558, 410873116, 513591395, 1027182790, 2054365580]

約数ペア:

[(1, 2054365580), (2, 1027182790), (4, 513591395), (5, 410873116), (10, 205436558), (20, 102718279), (131, 15682180), (262, 7841090), (524, 3920545), (655, 3136436), (1310, 1568218), (2620, 784109)]