1653340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6359}}^1$

素因数の和:6381

約数の個数: 24

約数和(自身を含む): 3739680

約数和(自身を除く): 2086340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 6359, 12718, 25436, 31795, 63590, 82667, 127180, 165334, 330668, 413335, 826670, 1653340]

約数ペア:

[(1, 1653340), (2, 826670), (4, 413335), (5, 330668), (10, 165334), (13, 127180), (20, 82667), (26, 63590), (52, 31795), (65, 25436), (130, 12718), (260, 6359)]