84831180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{201979}}^1$

素因数の和:201998

約数の個数: 48

約数和(自身を含む): 271461120

約数和(自身を除く): 186629940

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, 201979, 403958, 605937, 807916, 1009895, 1211874, 1413853, 2019790, 2423748, 2827706, 3029685, 4039580, 4241559, 5655412, 6059370, 7069265, 8483118, 12118740, 14138530, 16966236, 21207795, 28277060, 42415590, 84831180]

約数ペア:

[(1, 84831180), (2, 42415590), (3, 28277060), (4, 21207795), (5, 16966236), (6, 14138530), (7, 12118740), (10, 8483118), (12, 7069265), (14, 6059370), (15, 5655412), (20, 4241559), (21, 4039580), (28, 3029685), (30, 2827706), (35, 2423748), (42, 2019790), (60, 1413853), (70, 1211874), (84, 1009895), (105, 807916), (140, 605937), (210, 403958), (420, 201979)]