512545740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1220347}}^1$

素因数の和:1220366

約数の個数: 48

約数和(自身を含む): 1640147712

約数和(自身を除く): 1127601972

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, 1220347, 2440694, 3661041, 4881388, 6101735, 7322082, 8542429, 12203470, 14644164, 17084858, 18305205, 24406940, 25627287, 34169716, 36610410, 42712145, 51254574, 73220820, 85424290, 102509148, 128136435, 170848580, 256272870, 512545740]

約数ペア:

[(1, 512545740), (2, 256272870), (3, 170848580), (4, 128136435), (5, 102509148), (6, 85424290), (7, 73220820), (10, 51254574), (12, 42712145), (14, 36610410), (15, 34169716), (20, 25627287), (21, 24406940), (28, 18305205), (30, 17084858), (35, 14644164), (42, 12203470), (60, 8542429), (70, 7322082), (84, 6101735), (105, 4881388), (140, 3661041), (210, 2440694), (420, 1220347)]