1738397940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{208441}}^1$

素因数の和:208592

約数の個数: 48

約数和(自身を含む): 4902555840

約数和(自身を除く): 3164157900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 1390, 1668, 2085, 2780, 4170, 8340, 208441, 416882, 625323, 833764, 1042205, 1250646, 2084410, 2501292, 3126615, 4168820, 6253230, 12506460, 28973299, 57946598, 86919897, 115893196, 144866495, 173839794, 289732990, 347679588, 434599485, 579465980, 869198970, 1738397940]

約数ペア:

[(1, 1738397940), (2, 869198970), (3, 579465980), (4, 434599485), (5, 347679588), (6, 289732990), (10, 173839794), (12, 144866495), (15, 115893196), (20, 86919897), (30, 57946598), (60, 28973299), (139, 12506460), (278, 6253230), (417, 4168820), (556, 3126615), (695, 2501292), (834, 2084410), (1390, 1250646), (1668, 1042205), (2085, 833764), (2780, 625323), (4170, 416882), (8340, 208441)]