18707500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{1069}}^1$

素因数の和:1100

約数の個数: 60

約数和(自身を含む): 46797520

約数和(自身を除く): 28090020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 625, 700, 875, 1069, 1250, 1750, 2138, 2500, 3500, 4276, 4375, 5345, 7483, 8750, 10690, 14966, 17500, 21380, 26725, 29932, 37415, 53450, 74830, 106900, 133625, 149660, 187075, 267250, 374150, 534500, 668125, 748300, 935375, 1336250, 1870750, 2672500, 3741500, 4676875, 9353750, 18707500]

約数ペア:

[(1, 18707500), (2, 9353750), (4, 4676875), (5, 3741500), (7, 2672500), (10, 1870750), (14, 1336250), (20, 935375), (25, 748300), (28, 668125), (35, 534500), (50, 374150), (70, 267250), (100, 187075), (125, 149660), (140, 133625), (175, 106900), (250, 74830), (350, 53450), (500, 37415), (625, 29932), (700, 26725), (875, 21380), (1069, 17500), (1250, 14966), (1750, 10690), (2138, 8750), (2500, 7483), (3500, 5345), (4276, 4375)]