2481180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3181}}^1$

素因数の和:3206

約数の個数: 48

約数和(自身を含む): 7484064

約数和(自身を除く): 5002884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 3181, 6362, 9543, 12724, 15905, 19086, 31810, 38172, 41353, 47715, 63620, 82706, 95430, 124059, 165412, 190860, 206765, 248118, 413530, 496236, 620295, 827060, 1240590, 2481180]

約数ペア:

[(1, 2481180), (2, 1240590), (3, 827060), (4, 620295), (5, 496236), (6, 413530), (10, 248118), (12, 206765), (13, 190860), (15, 165412), (20, 124059), (26, 95430), (30, 82706), (39, 63620), (52, 47715), (60, 41353), (65, 38172), (78, 31810), (130, 19086), (156, 15905), (195, 12724), (260, 9543), (390, 6362), (780, 3181)]