12457240

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{10739}}^1$

素因数の和:10779

約数の個数: 32

約数和(自身を含む): 28998000

約数和(自身を除く): 16540760

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 10739, 21478, 42956, 53695, 85912, 107390, 214780, 311431, 429560, 622862, 1245724, 1557155, 2491448, 3114310, 6228620, 12457240]

約数ペア:

[(1, 12457240), (2, 6228620), (4, 3114310), (5, 2491448), (8, 1557155), (10, 1245724), (20, 622862), (29, 429560), (40, 311431), (58, 214780), (116, 107390), (145, 85912), (232, 53695), (290, 42956), (580, 21478), (1160, 10739)]