5451180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{12979}}^1$

素因数の和:12998

約数の個数: 48

約数和(自身を含む): 17445120

約数和(自身を除く): 11993940

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, 12979, 25958, 38937, 51916, 64895, 77874, 90853, 129790, 155748, 181706, 194685, 259580, 272559, 363412, 389370, 454265, 545118, 778740, 908530, 1090236, 1362795, 1817060, 2725590, 5451180]

約数ペア:

[(1, 5451180), (2, 2725590), (3, 1817060), (4, 1362795), (5, 1090236), (6, 908530), (7, 778740), (10, 545118), (12, 454265), (14, 389370), (15, 363412), (20, 272559), (21, 259580), (28, 194685), (30, 181706), (35, 155748), (42, 129790), (60, 90853), (70, 77874), (84, 64895), (105, 51916), (140, 38937), (210, 25958), (420, 12979)]