12171180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{28979}}^1$

素因数の和:28998

約数の個数: 48

約数和(自身を含む): 38949120

約数和(自身を除く): 26777940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 28979, 57958, 86937, 115916, 144895, 173874, 202853, 289790, 347748, 405706, 434685, 579580, 608559, 811412, 869370, 1014265, 1217118, 1738740, 2028530, 2434236, 3042795, 4057060, 6085590, 12171180]

約数ペア:

[(1, 12171180), (2, 6085590), (3, 4057060), (4, 3042795), (5, 2434236), (6, 2028530), (7, 1738740), (10, 1217118), (12, 1014265), (14, 869370), (15, 811412), (20, 608559), (21, 579580), (28, 434685), (30, 405706), (35, 347748), (42, 289790), (60, 202853), (70, 173874), (84, 144895), (105, 115916), (140, 86937), (210, 57958), (420, 28979)]