1983540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2543}}^1$

素因数の和:2568

約数の個数: 48

約数和(自身を含む): 5983488

約数和(自身を除く): 3999948

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, 2543, 5086, 7629, 10172, 12715, 15258, 25430, 30516, 33059, 38145, 50860, 66118, 76290, 99177, 132236, 152580, 165295, 198354, 330590, 396708, 495885, 661180, 991770, 1983540]

約数ペア:

[(1, 1983540), (2, 991770), (3, 661180), (4, 495885), (5, 396708), (6, 330590), (10, 198354), (12, 165295), (13, 152580), (15, 132236), (20, 99177), (26, 76290), (30, 66118), (39, 50860), (52, 38145), (60, 33059), (65, 30516), (78, 25430), (130, 15258), (156, 12715), (195, 10172), (260, 7629), (390, 5086), (780, 2543)]