4117780

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{907}}^1$

素因数の和:1143

約数の個数: 24

約数和(自身を含む): 8695008

約数和(自身を除く): 4577228

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 907, 908, 1135, 1814, 2270, 3628, 4535, 4540, 9070, 18140, 205889, 411778, 823556, 1029445, 2058890, 4117780]

約数ペア:

[(1, 4117780), (2, 2058890), (4, 1029445), (5, 823556), (10, 411778), (20, 205889), (227, 18140), (454, 9070), (907, 4540), (908, 4535), (1135, 3628), (1814, 2270)]