7131180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{16979}}^1$

素因数の和:16998

約数の個数: 48

約数和(自身を含む): 22821120

約数和(自身を除く): 15689940

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, 16979, 33958, 50937, 67916, 84895, 101874, 118853, 169790, 203748, 237706, 254685, 339580, 356559, 475412, 509370, 594265, 713118, 1018740, 1188530, 1426236, 1782795, 2377060, 3565590, 7131180]

約数ペア:

[(1, 7131180), (2, 3565590), (3, 2377060), (4, 1782795), (5, 1426236), (6, 1188530), (7, 1018740), (10, 713118), (12, 594265), (14, 509370), (15, 475412), (20, 356559), (21, 339580), (28, 254685), (30, 237706), (35, 203748), (42, 169790), (60, 118853), (70, 101874), (84, 84895), (105, 67916), (140, 50937), (210, 33958), (420, 16979)]