20707130

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{90031}}^1$

素因数の和:90061

約数の個数: 16

約数和(自身を含む): 38893824

約数和(自身を除く): 18186694

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 90031, 180062, 450155, 900310, 2070713, 4141426, 10353565, 20707130]

約数ペア:

[(1, 20707130), (2, 10353565), (5, 4141426), (10, 2070713), (23, 900310), (46, 450155), (115, 180062), (230, 90031)]