2019925740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4809347}}^1$

素因数の和:4809366

約数の個数: 48

約数和(自身を含む): 6463763712

約数和(自身を除く): 4443837972

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, 4809347, 9618694, 14428041, 19237388, 24046735, 28856082, 33665429, 48093470, 57712164, 67330858, 72140205, 96186940, 100996287, 134661716, 144280410, 168327145, 201992574, 288560820, 336654290, 403985148, 504981435, 673308580, 1009962870, 2019925740]

約数ペア:

[(1, 2019925740), (2, 1009962870), (3, 673308580), (4, 504981435), (5, 403985148), (6, 336654290), (7, 288560820), (10, 201992574), (12, 168327145), (14, 144280410), (15, 134661716), (20, 100996287), (21, 96186940), (28, 72140205), (30, 67330858), (35, 57712164), (42, 48093470), (60, 33665429), (70, 28856082), (84, 24046735), (105, 19237388), (140, 14428041), (210, 9618694), (420, 4809347)]