2116700620

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{807901}}^1$

素因数の和:808041

約数の個数: 24

約数和(自身を含む): 4479008688

約数和(自身を除く): 2362308068

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 807901, 1615802, 3231604, 4039505, 8079010, 16158020, 105835031, 211670062, 423340124, 529175155, 1058350310, 2116700620]

約数ペア:

[(1, 2116700620), (2, 1058350310), (4, 529175155), (5, 423340124), (10, 211670062), (20, 105835031), (131, 16158020), (262, 8079010), (524, 4039505), (655, 3231604), (1310, 1615802), (2620, 807901)]