2041780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7853}}^1$

素因数の和:7875

約数の個数: 24

約数和(自身を含む): 4618152

約数和(自身を除く): 2576372

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 7853, 15706, 31412, 39265, 78530, 102089, 157060, 204178, 408356, 510445, 1020890, 2041780]

約数ペア:

[(1, 2041780), (2, 1020890), (4, 510445), (5, 408356), (10, 204178), (13, 157060), (20, 102089), (26, 78530), (52, 39265), (65, 31412), (130, 15706), (260, 7853)]