139484780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{240491}}^1$

素因数の和:240529

約数の個数: 24

約数和(自身を含む): 303019920

約数和(自身を除く): 163535140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 240491, 480982, 961964, 1202455, 2404910, 4809820, 6974239, 13948478, 27896956, 34871195, 69742390, 139484780]

約数ペア:

[(1, 139484780), (2, 69742390), (4, 34871195), (5, 27896956), (10, 13948478), (20, 6974239), (29, 4809820), (58, 2404910), (116, 1202455), (145, 961964), (290, 480982), (580, 240491)]