127500820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{219829}}^1$

素因数の和:219867

約数の個数: 24

約数和(自身を含む): 276985800

約数和(自身を除く): 149484980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 219829, 439658, 879316, 1099145, 2198290, 4396580, 6375041, 12750082, 25500164, 31875205, 63750410, 127500820]

約数ペア:

[(1, 127500820), (2, 63750410), (4, 31875205), (5, 25500164), (10, 12750082), (20, 6375041), (29, 4396580), (58, 2198290), (116, 1099145), (145, 879316), (290, 439658), (580, 219829)]