2175180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{5179}}^1$

素因数の和:5198

約数の個数: 48

約数和(自身を含む): 6961920

約数和(自身を除く): 4786740

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, 5179, 10358, 15537, 20716, 25895, 31074, 36253, 51790, 62148, 72506, 77685, 103580, 108759, 145012, 155370, 181265, 217518, 310740, 362530, 435036, 543795, 725060, 1087590, 2175180]

約数ペア:

[(1, 2175180), (2, 1087590), (3, 725060), (4, 543795), (5, 435036), (6, 362530), (7, 310740), (10, 217518), (12, 181265), (14, 155370), (15, 145012), (20, 108759), (21, 103580), (28, 77685), (30, 72506), (35, 62148), (42, 51790), (60, 36253), (70, 31074), (84, 25895), (105, 20716), (140, 15537), (210, 10358), (420, 5179)]