1243209080

素因数分解:

$2^3\times 5^1\times {\mathrm{1009}}^1\times {\mathrm{30803}}^1$

素因数の和:31823

約数の個数: 32

約数和(自身を含む): 2800083600

約数和(自身を除く): 1556874520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1009, 2018, 4036, 5045, 8072, 10090, 20180, 30803, 40360, 61606, 123212, 154015, 246424, 308030, 616060, 1232120, 31080227, 62160454, 124320908, 155401135, 248641816, 310802270, 621604540, 1243209080]

約数ペア:

[(1, 1243209080), (2, 621604540), (4, 310802270), (5, 248641816), (8, 155401135), (10, 124320908), (20, 62160454), (40, 31080227), (1009, 1232120), (2018, 616060), (4036, 308030), (5045, 246424), (8072, 154015), (10090, 123212), (20180, 61606), (30803, 40360)]