201619740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{480047}}^1$

素因数の和:480066

約数の個数: 48

約数和(自身を含む): 645184512

約数和(自身を除く): 443564772

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, 480047, 960094, 1440141, 1920188, 2400235, 2880282, 3360329, 4800470, 5760564, 6720658, 7200705, 9600940, 10080987, 13441316, 14401410, 16801645, 20161974, 28802820, 33603290, 40323948, 50404935, 67206580, 100809870, 201619740]

約数ペア:

[(1, 201619740), (2, 100809870), (3, 67206580), (4, 50404935), (5, 40323948), (6, 33603290), (7, 28802820), (10, 20161974), (12, 16801645), (14, 14401410), (15, 13441316), (20, 10080987), (21, 9600940), (28, 7200705), (30, 6720658), (35, 5760564), (42, 4800470), (60, 3360329), (70, 2880282), (84, 2400235), (105, 1920188), (140, 1440141), (210, 960094), (420, 480047)]