12980290

素因数分解:

$2^1\times 5^1\times {\mathrm{1031}}^1\times {\mathrm{1259}}^1$

素因数の和:2297

約数の個数: 16

約数和(自身を含む): 23405760

約数和(自身を除く): 10425470

約数列:

[1, 2, 5, 10, 1031, 1259, 2062, 2518, 5155, 6295, 10310, 12590, 1298029, 2596058, 6490145, 12980290]

約数ペア:

[(1, 12980290), (2, 6490145), (5, 2596058), (10, 1298029), (1031, 12590), (1259, 10310), (2062, 6295), (2518, 5155)]