214827280

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{19319}}^1$

素因数の和:19471

約数の個数: 40

約数和(自身を含む): 503092800

約数和(自身を除く): 288265520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 5560, 11120, 19319, 38638, 77276, 96595, 154552, 193190, 309104, 386380, 772760, 1545520, 2685341, 5370682, 10741364, 13426705, 21482728, 26853410, 42965456, 53706820, 107413640, 214827280]

約数ペア:

[(1, 214827280), (2, 107413640), (4, 53706820), (5, 42965456), (8, 26853410), (10, 21482728), (16, 13426705), (20, 10741364), (40, 5370682), (80, 2685341), (139, 1545520), (278, 772760), (556, 386380), (695, 309104), (1112, 193190), (1390, 154552), (2224, 96595), (2780, 77276), (5560, 38638), (11120, 19319)]