2009089420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7727267}}^1$

素因数の和:7727289

約数の個数: 24

約数和(自身を含む): 4543633584

約数和(自身を除く): 2534544164

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 7727267, 15454534, 30909068, 38636335, 77272670, 100454471, 154545340, 200908942, 401817884, 502272355, 1004544710, 2009089420]

約数ペア:

[(1, 2009089420), (2, 1004544710), (4, 502272355), (5, 401817884), (10, 200908942), (13, 154545340), (20, 100454471), (26, 77272670), (52, 38636335), (65, 30909068), (130, 15454534), (260, 7727267)]